Update @ July 21, 2024: Generasia has now been updated to the latest version of the wiki software!
You can now "Thank" others for their contributions, set up email and two-factor authentication, and more!
You can now "Thank" others for their contributions, set up email and two-factor authentication, and more!
Morning Musume Timeline
From generasia
Timeline
1996
- MAY
- 11 - ASAYAN Talent Search - Ishiguro Aya sings "Dancing Junk" (SUPER MONKEY'S 4)
- JUNE
- 09 - ASAYAN Talent Search - Ishiguro Aya sings "Dancing Junk" (SUPER MONKEY'S 4)
- JULY
- 07 - ASAYAN Talent Search - Iida Kaori sings "Body Feels EXIT" (Amuro Namie)
1997 (ASAYAN Sharan Q Auditions)

- APRIL
- 13 - Fukuoka preliminary round (broadcast 11-25 May)
- 27 - ASAYAN broadcast - Talk with Sharan Q about the auditions and clips of Fukuoka audition.
- MAY
- 03 - Tokyo preliminary round (broadcast 1,8,15,22 June)
- Fukuda Asuka sings "Break Out"
- ?? - ASAYAN studio examination (broadcast 18+25 May)
- 11 - ASAYAN broadcast - Fukuoka audition part 1
- 22 - ASAYAN studio examination (broadcast 15+22 June)
- Fukuda Asuka sings "Body Feels EXIT" (Amuro Namie)
- 18 - ASAYAN broadcast - Fukuoka audition part 2
- 24 - Osaka preliminary round (broadcast 6-20 July)
- Nakazawa Yuko sings "La La La" (Ohguro Maki)
- Heike Michiyo sings "Anytime smokin' cigarette" (globe)
- 25 - ASAYAN broadcast - Fukuoka audition part 3. Winners: Kouguchi Azusa/Aoki Akiko/Matsumoto Yumie)
- 03 - Tokyo preliminary round (broadcast 1,8,15,22 June)
- JUNE
- 01 - ASAYAN broadcast - Tokyo Audition part 1
- 08 - ASAYAN broadcast - Tokyo Audition part 2
- 15 - ASAYAN broadcast - Tokyo Audition part 3
- Fukuda Asuka sings "Body Feels EXIT" (Amuro Namie)
- 21 - Sapporo preliminary round (broadcast 27 July+3 Aug)
- Abe Natsumi sings "Face" (globe)
- Iida Kaori sings "STEADY" (SPEED)
- Ishiguro Aya sings "Monku ga Aru Nara Kinasai!" (RieScrAmble)
- 22 - ASAYAN broadcast - Tokyo audition part 4. Winners: Fukuda Asuka/Kawamura Risa/Kabutomori Masayo)
- 29 - ASAYAN broadcast - Fukuoka audition - Nakatomi Kazumi
- JULY
- 03 - ASAYAN studio examination (broadcast 13+20 July)
- Nakazawa Yuko sings "La La La" (Ohguro Maki)
- 06 - ASAYAN broadcast - Osaka audition part 1
- 11 - ASAYAN studio examination (broadcast 27 July+3 Aug)
- Abe Natsumi sings "Face" (globe)
- Iida Kaori sings "Sweet Emotion" (Aikawa Nanase)
- Ishiguro Aya sings "Blue Velvet" (Kudo Shizuka)
- 13 - ASAYAN broadcast - Osaka audition part 2
- Nakazawa Yuko sings "La La La" (Ohguro Maki)
- Heike Michiyo sings "Anytime smokin' cigarette" (globe)
- 20 - ASAYAN broadcast - Osaka audition part 3. Winners: Nakazawa Yuko/Heike Michiyo
- 27 - ASAYAN broadcast - Sapporo audition part 1
- Abe Natsumi sings "Face" (globe)
- Ishiguro Aya sings "Blue Velvet" (Kudo Shizuka)
- Iida Kaori sings "Sweet Emotion" (Aikawa Nanase)
- 28 - Training in temple, day 1
- 29 - Training in temple, day 2
- 30 - Training in temple, day 3
- The 11 finalists go to a temple where they are given cassettes of the song "GET" which they have to learn, as well as other duties such as cleaning.
- 31 - Dance training
- 03 - ASAYAN studio examination (broadcast 13+20 July)
- AUGUST
- 03 - ASAYAN broadcast - Sapporo audition part 2. Winners: Iida Kaori/Ishiguro Aya/Abe Natsumi)
- 03 - Recorded interviews & studio dance performance shown on Aug 24th show
- 04 - Recorded appearance on ASAYAN
- 10 - ASAYAN BROADCAST (showing the girls at home + training in temple)
- 10 - Sharan Q decide the winner and videotape their decision, to be shown to the girls on 31 Aug.
- 14 - Recorded ASAYAN show. Heike Michiyo chosen from final 11 as winner
- 17 - ASAYAN BROADCAST (training in temple)
- 20 - 5 of the 10 "losers" are asked back and Tsunku tells them he wants them to form a group
- 24 - ASAYAN BROADCAST (brief clips of what's happened so far, then the 11 finalists dance in the studio and are interviewed - recorded 3+4 Aug)
- 31 - ASAYAN BROADCAST (recorded Aug 14th)
- The final 11 (Heike Michiyo, Fukuda Asuka, Nakazawa Yuko, Abe Natsumi, Iida Kaori, Ishiguro Aya & 5 others - Matsumoto Yumie, Kawamura Risa, Aoki Akiko, Kabutomori Masayo & Kouguchi Azusa) compete in final stage of audition. Each one sings "GET" then speaks to Tsunku. Afterwards they watch a video of Sharan Q deciding the winner. Heike Michiyo is chosen as the winner.
- SEPTEMBER
- 07 - ASAYAN BROADCAST (recorded Aug 20th)
- Tsunku announces if they sell 50,000 "Ai no Tane" singles in 5 days he'll give them a record deal.
- 08 - Tsunku names the group Morning Musume
- 14 - ASAYAN BROADCAST - Tsunku names the group "Morning Musume" (recorded Sept 8th)
- 21 - ASAYAN BROADCAST
- 23 - Recording "Ai no Tane"
- 25 - Recording "Ai no Tane"
- 28 - ASAYAN BROADCAST - voice training & CD jacket photo shoot
- 07 - ASAYAN BROADCAST (recorded Aug 20th)
- OCTOBER
- 05 - ASAYAN BROADCAST - Heike Michiyo update, "Ai no Tane" recording
- 19 - ASAYAN BROADCAST - Nakazawa Yuko records her solo part for "Ai no Tane"
- 26 - ASAYAN BROADCAST - "Ai no Tane" promotion campaign
- NOVEMBER
- 02 - ASAYAN BROADCAST - "Ai no Tane" promotion campaign & performance
- 03 - "Ai no Tane" single released
- 03 - Day 1 of selling "Ai no Tane". Event at HMV, Osaka. 16,610 CDs sold
- 05 - Heike Michiyo - "GET" single released
- 06 - Heike Michiyo debut at Nippon Budokan
- 09 - Day 2 of selling "Ai no Tane". Event at HMV, Fukuoka. 9,004 CDs sold
- 09 - ASAYAN broadcast - "Ai no Tane" promotion campaign
- 16 - ASAYAN broadcast - CD selling in Osaka & Fukuoka
- 23 - ASAYAN broadcast - "Ai no Tane" promotion campaign & Heike Michiyo "GET" performance
- 24 - Day 3 of selling "Ai no Tane". Event at Sapporo. 14,853 CDs sold
- 30 - Day 4 of selling "Ai no Tane". Event at Nagoya Ball Park. (9,533 CDs sold). 50,000 total.
- 30 - ASAYAN broadcast - CD selling in Sapporo
- DECEMBER
- 02 - Learning 3 songs - "Dou ni ka Shite Doyoubi", "Morning Coffee", and "Usotsuki Anta"
- 03 - In recording studio recording the 3 songs
- 04 - Mixing and deciding which one to choose
- 05 - Tsunku chooses "Morning Coffee" and decides Abe Natsumi to sing main melody
- 07 - ASAYAN broadcast - CD selling event at Nagoya Ball Park. "Ai no Tane" 50,000 copies sold
- 14 - ASAYAN broadcast - in studio recording 3 songs (recorded Dec 2-5)
- 21 - ASAYAN broadcast - in studio recording 3 songs (recorded Dec 2-5)
- 28 - ASAYAN broadcast - "Morning Coffee" chosen, posing for photos, dance lesson
1998

- JANUARY
- 11 - ASAYAN broadcast (talk + "Ai no Tane" perf + selling the CDs)
- 18 - ASAYAN broadcast (We see them at home with their families)
- 25 - ASAYAN broadcast
- 28 - First single - "Morning Coffee"
- 30 - First performance of "Morning Coffee" on Music Station
- FEBRUARY
- 01 - ASAYAN broadcast - recording a HEY!HEY!HEY! appearance on January 25th for broadcast February 9th & recording January 30th Music Station appearance.
- 09 - "Morning Coffee" performance on HEY!HEY!HEY!
- 28 - "Morning Coffee" performance on 'Pop Jam
- MARCH
- 01 - ASAYAN broadcast - photo shoot in Saipan
- 12 - Tsunku announces Morning Musume to get 3 new members
- APRIL
- 20 - Morning Musume meet the 3 new members for first time
- 30 - 8nin Morning Musume 1st appearance in ASAYAN
- MAY
- 03 - ASAYAN broadcast - audition - 3 new members - Ichii Sayaka, Yaguchi Mari and Yasuda Kei (2nd Gen)
- 27 - 2nd single - "Summer Night Town"
- JULY
- 08 - First album - First Time
- SEPTEMBER
- 09 - 3rd single - "Daite Hold On Me!"
- 30 - Morning Cop soundtrack album, with Heike Michiyo
1999

- FEBRUARY
- 10 - 4th single - "Memory Seishun no Hikari"
- APRIL
- 18 - Fukuda Asuka retired to continue her schooling
- MAY
- 12 - 5th single - "Manatsu no Kousen"
- JULY
- 14 - 6th single - "Furusato"
- 28 - Second album - Second Morning
- AUGUST
- 22 - Goto Maki joins (3rd Gen)
- SEPTEMBER
- 05 - First performance of "LOVE Machine" on Asayan
- 09 - 7th single - "LOVE Machine"
2000

- JANUARY
- 07 - Ishiguro Aya leaves to pursue a career in fashion design
- 26 - 8th single - "Koi no Dance Site"
- MARCH
- 29 - Third album - 3rd -LOVE Paradise-
- APRIL
- 16 - Four new members - Ishikawa Rika, Kago Ai, Yoshizawa Hitomi, Tsuji Nozomi (4th Gen)
- MAY
- 17 - 9th single - "Happy Summer Wedding"
- 21 - Ichii Sayaka leaves to begin a singer/songwriter career (in late 2001 she rejoined the music business with CUBIC-CROSS)
- SEPTEMBER
- 06 - 10th single - "I WISH"
- DECEMBER
- 13 - 11th single - "Renai Revolution 21"
- 31 - "Happy Summer Wedding", "LOVE Machine", and "I WISH" medley performed on 51st Kouhaku Uta Gassen
2001

- JANUARY
- 11 - Space Venus video game is released for Playstation 2
- 31 - First Best Of album - Best! Morning Musume 1
- APRIL
- 15 - Nakazawa Yuko graduates
- JULY
- 25 - 12th single - "The Peace!"
- 31 - Morning Musume becomes the #1 female group with the most consecutive years with a #1 single (4), beating the previous record set by Pink Lady and tied by Princess Princess (3)
- AUGUST
- ** 26 - Four new members - Ogawa Makoto, Takahashi Ai, Niigaki Risa, Konno Asami (5th Gen)
- OCTOBER
- 31 - 13th single - "Mr. Moonlight ~Ai no Big Band~"
2002

- FEBRUARY
- 20 - 14th single - "Souda! We're ALIVE"
- MARCH
- 27 - Fourth album - 4th Ikimasshoi!
- JULY
- 24 - 15th single - "Do it! Now"
- 30 - Morning Musume becomes the #1 female group in Top 10 singles (16), beating the previous record set by Wink and tied by MAX (15)
- SEPTEMBER
- 23 - Goto Maki graduates
- OCTOBER
- 30 - 16th single - "Koko ni Iruzee!"
2003

- JANUARY
- ** 19 - Four new members chosen - Michishige Sayumi, Tanaka Reina, Kamei Eri, Fujimoto Miki (6th Gen) on the show Love Audition 2002
- FEBRUARY
- 19 - 17th single - "Morning Musume no Hyokkori Hyoutanjima"
- MARCH
- 26 - Fifth album - No.5
- APRIL
- 23 - 18th single - "AS FOR ONE DAY"
- MAY
- 05 - Yasuda Kei graduates - 4 new members perform "Do it! Now" onstage at concert
- JUNE
- 29 - The new members first proper performance ("Shabondama" on 27 Hour TV), but only 14 members as Ogawa Makoto injured her leg
- 30 - 19th single - "Shabondama"
- SEPTEMBER
- 18 - Morning Musume Otomegumi single "Ai no Sono ~Touch My Heart!~", and Morning Musume Sakuragumi single "Hare Ame Nochi Suki"
- NOVEMBER
- 06 - 20th single - "Go Girl ~Koi no Victory~"
- DECEMBER
- 31 - Morning Musume performs "Go Girl ~Koi no Victory~" at the 54th Kouhaku alongside former Morning Musume member Goto Maki.
2004

- JANUARY
- 21 - 21st single - "Ai Araba IT'S ALL RIGHT"
- 25 - Abe Natsumi graduates
- 27 - Morning Musume becomes the #1 female group with the most consecutive years with Top 10 singles (7), beating the previous record set by MAX (6)
- FEBRUARY
- 25 - Morning Musume Otomegumi single "Yuujou ~Kokoro no Busu ni wa Naranee!~" & Morning Musume Sakuragumi single "Sakura Mankai"
- MARCH
- 31 - Second Best Of album - Best! Morning Musume 2
- MAY
- 12 - 22nd single - "Roman ~MY DEAR BOY~"
- JULY
- 22 - 23rd single - "Joshi Kashimashi Monogatari"
- AUGUST
- 01 - Tsuji Nozomi & Kago Ai graduation
- NOVEMBER
- 03 - 24th single - "Namida ga Tomaranai Houkago"
- DECEMBER
- 08 - Sixth album - Ai no Dai 6 Kan
- 15 - Morning Musume EARLY SINGLE BOX (box set)
- 31 - Morning Musume performs "Ai Araba IT'S ALL RIGHT" at the 55th Kouhaku alongside W (Double You), former Morning Musume members Tsuji Nozomi & Kago Ai.
2005

- JANUARY
- 05 - TV show - Musume Document 2005 begins
- 19 - 25th single - "THE Manpower!!!"
- 30 - Iida Kaori graduation
- APRIL
- 04 - TV show - Musume DOKYU! begins
- 14 - Yaguchi Mari suddenly resigns from Morning Musume
- 27 - 26th single - "Osaka Koi no Uta"
- MAY
- 01 - One new member chosen in the Morning Musume Audition 2005: Kusumi Koharu (7th gen)
- 07 - Ishikawa Rika graduation
- JULY
- 27 - 27th single - "Iroppoi Jirettai" - Kusumi Koharu's debut single
- AUGUST
- 20 - Concert Tour 2005 Natsu Aki "Baribari Kyoushitsu ~Koharuchan Irasshai!~" begins
- 27 - Promotional events with the group split into 3 teams to shake hands with 15,000 people in 1 day
- SEPTEMBER
- 15 - Arrives in Hong Kong for a fan club tour
- NOVEMBER
- 09 - 28th single - "Chokkan 2 ~Nogashita Sakana wa Ookiizo!~"
- DECEMBER
- 31 - Morning Musume performs "LOVE Machine" at the 56th Kouhaku alongside all former Morning Musume members still active in Hello! Project.
2006

- FEBRUARY
- 15 - Seventh album - Rainbow 7
- 25 - Morning Musume Concert Tour 2006 Haru ~Rainbow Seven~ begins
- MARCH
- 15 - 29th single - "SEXY BOY ~Soyokaze ni Yorisotte~"
- JUNE
- 21 - 30th single - "Ambitious! Yashinteki de Ii Jan"
- JULY
- 23 - Konno Asami graduation
- AUGUST
- 01 - Ribbon no Kishi: The Musical begins
- 27 - Ogawa Makoto graduation
- 27 - Happy 8 Audition begins
- SEPTEMBER
- NOVEMBER
- 08 - 31st single - "Aruiteru"
- 14 - Morning Musume becomes the #1 female group with the most #1 singles (10), beating the previous record set by Pink Lady (9)
- 17 - Along the Jpop duo WaT, Morning Musume sings the open act of 2006 Volleyball World Championships. The song "Ready Go!" was released in the Petit Best 7 as track #17.
- DECEMBER
- 10 - One new member chosen in the Morning Musume Happy 8 Audition: Mitsui Aika (8th gen)
- 13 - Mini Album - 7.5 Fuyu Fuyu Morning Musume. Mini!
- 31 - Morning Musume performs a medley alongside GAM at the 57th Kouhaku.
2007


- JANUARY
- 24 - Morning Musume 10th anniversary special unit Morning Musume Tanjou 10nen Kinentai releases single "Bokura ga Ikiru MY ASIA"
- FEBRUARY
- 14 - 32nd single - "Egao YES Nude"
- MARCH
- 15 - Surprise addition of two Chinese exchange students to Morning Musume: Junjun and Linlin
- 17 - Start of Morning Musume Concert Tour 2007 Spring ~Sexy 8 Beat~
- 21 - 8th album - SEXY 8 BEAT
- 22 - Morning Musume Fan Club Tour in Hawaii begins
- APRIL
- 25 - 33rd single - "Kanashimi Twilight"
- 29 - Handshaking events in Tokyo and Osaka
- MAY
- 01 - Morning Musume becomes the #1 female group in single sales (11,085,000 sold copies), beating the previous record set by Pink Lady (11,037,000 sold copies)
- 06 - Yoshizawa Hitomi graduation
- JUNE
- 01 - Fujimoto Miki resigns from Morning Musume. Takahashi Ai and Niigaki Risa became the new leader and the new sub-leader
- 08 - Takahashi Ai and Kusumi Koharu go as spokepersons in "Nihon TV eco week" opening ceremony.
- JULY
- 25 - 34th single - "Onna ni Sachi Are" (Debut single of Linlin & Junjun)
- AUGUST
- 8 - 2nd Tanjou single - "Itoshiki Tomo e"
- SEPTEMBER


- OCTOBER
- 24 - Morning Musume's compilation of all singles for tenth anniversary - Morning Musume ALL SINGLES COMPLETE ~10th Anniversary~
- 26 - Takahashi Ai, Niigaki Risa and Kusumi Koharu arrive in Korea to the compilation of all singles album. Press conference, apperance in MAY BEE radio show with Takahashi and Niigaki
- 27 - Handshake event in Korea with said members. Footage of their promotional activities was broadcasted by M.Net Star Watch on 2007.11.02
- 29 - Morning Musume arrive in Taiwan to promote the compilation of all singles album. FC live event (Performances: "LOVE Machine", "The Peace!", "Renai Revolution 21", "Onna ni Sachi Are", "Chance!" (Kusumi). Broadcasted by Saturday Night Fever on 2007.11.11). Radio appearance by Takahashi, Niigaki, Michishige and Junjun (the rest of the girls stayed at their hotel)
- 30 - Handshake event in Korea with Morning Musume. Footage of their promotional activities was broadcasted by MTV Taiwan on 2007.12.02
- NOVEMBER
- 21 - 35th single - "Mikan"
- DECEMBER
- 31 - Morning Musume performs a medley named Special LOVE Mix ~Shiawase no Heisei 20 Shuunen Ver.~ alongside Berryz Kobo and °C-ute at the 58th Kouhaku.
2008
- MARCH
- 22 - Start of Morning Musume Concert Tour 2008 Haru ~Single Daizenshuu!!~ tour
- APRIL
- 16 - 36th Single - "Resonant Blue". Takahashi Ai, Tanaka Reina and Junjun one day visit to Taiwan for promoting "Resonant Blue" (released in Taiwan on the same day as Japan) and the 2008 Taiwan concert (one press conference and apperances in three TV shows and one radio show)

- MAY
- 11 - Resonant Blue handshake events
- 24 - Morning Musume 2008 Concert Tour in Taiwan (in TWTC Nangang)
- 26 - Junjun and Linlin travel to China to donate 1,092,607 yen (fundraising done during Biyuuden's Final FC Bus Tour in Enshuu and Morning Musume's 2007 overseas activities) to Shanghai charity for Sichuan victims.
- JUNE
- 1 - Morning Musume 10th Anniversary Live Tour in Korea 2008 (in Olimpic Park, Olimpic Hall - 4,300 seats)
- 28 - Morning Musume concert in Shangai
- AUGUST
- 6 - Morning Musume x Takarazuka Cinderella The Musical begins
- 25 - Morning Musume x Takarazuka Cinderella The Musical ends
- SEPTEMBER
- 2 - Morning Musume Fan Club Tour in Hawaii 2008 begins
- 24 - 37th single - "Pepper Keibu"
- 27 - Start of Morning Musume Concert Tour 2008 Aki ~Resonant LIVE~ tour
- OCTOBER
- 19 - Pepper Keibu handshake events
- NOVEMBER
- 26 - Cover album - COVER YOU
2009


- JANUARY
- FEBRUARY
- 18 - 38th single - "Naichau Kamo"
- 21 - "Naichau Kamo" handshake events
- MARCH
- 1 - "Naichau Kamo" handshake events
- 18 - 9th studio album - Platinum 9 DISC
- 20 - Start of Morning Musume Concert Tour 2009 Haru ~Platinum 9 DISCO~
- MAY
- 13 - 39th single - "Shouganai Yume Oibito"
- 30 - "Shouganai Yume Oibito" handshake events
- JUNE
- 20 - "Shouganai Yume Oibito" handshake events
- JULY
- 3 - Morning Musume performs in Anime Expo 2009 (Los Angeles Convention Center)
- 15 - Morning Musume Concert Tour 2009 Haru ~Platinum 9 DISCO~
- AUGUST
- 5 - 40th single "Nanchatte Renai"
- SEPTEMBER
- 5 - Morning Musume in Los Angeles Live Documental on TV Tokyo airs
- 19 - Start of 2009 Fall tour Morning Musume Concert Tour 2009 Aki ~Nine Smile~
- NOVEMBER
- 25 - 41th single "Kimagure Princess"
- DECEMBER
- 6 - Kusumi Koharu graduates from Morning Musume and Hello! Project
2010




- JANUARY
- 14 - Morning Musume Jc & Jk Female Actress Audition Announced.Up-Front and BS-TBS have agreed to hold auditions in five cities (Tokyo, Osaka, Nagoya, Fukuoka and Sapporo) to find a co-star for a stage play this June with Morning Musume.
- 15 - Starts Mano Erina-led dorama, which will feature Morning Musume and S/mileage, titled Hanbun Esper, released on Dohhh-UP!.
- FEBRUARY
- 10 - 42th single "Onna ga Medatte Naze Ikenai"
- 14 - Morning Musume live at an chinese TV in commemoration of the lunar/chinese new year and sang "Onna ga Medatte Naze Ikenai" and a Chinese song called "Jasmine Tea or Mòlìhuā" (is not the Mano Erina's B-side).
- 24 - Released the DVD: Morning Musume Concert Tour 2009 Autumn ~Nine Smile~ (Koharu Kusumi's Graduation)
- MARCH
- 17 - Released the 10th Album of Morning Musume 10 My Me
- 17 - The official Morning Musume Twitter account opened, name of account is http://www.twitter.com/morning_musume
- 19 - Start of Morning Musume Concert Tour 2010 Haru ~Pikappika!~
- 21 - Morning Musume appears at an fashion event non-no x BS-TBS Fashion Show Spring Collection White Day Special and performs Renai Revolution 21
- 23 - Announced that all the members of Morning Musume, and °C-ute's Nakajima Saki will have a role in the play FASHIONABLE. At the day 11 of June starts until day 27 of June.
- APRIL
- 1 - The title for Morning Musume’s 43rd single has been revealed: "Seishun Collection" the a-side will be used as the theme for the stage play titled FASHIONABLE. The release date is set for 6/9.
- 1 - Morning Musume had been chosen as image girls for a national campaigning in China pro the entrance of dog-guide in all the establishments.
- 5 - Morning Musume have just revealed that they will attend the France Japan Expo in July 2. The c/w to their 43rd single, "Seishun Collection" titled "Tomo" will be the theme song for the expo in 2010.
- MAY
- 24 - France Japan Expo opened a website only to promote Morning Musume's show. The first press of tickets was sold out in only 2 hours. Site: http://www.morning-musume-leconcert.com
- JUNE
- 1 - Released the photobook Alo Hello! Morning Musume 2010 that was made in Hawaii.
- 11 - The play FASHIONABLE begins.
- 27 - The play FASHIONABLE finishes.
- JULY
- AUGUST
- 8 - Tsunku announces 9th generation auditions. The first since 2006 when Mitsui Aika joins the group.
- 8 - Tsunku also annouces: Junjun, Linlin, and Kamei Eri to graduate from the group at the final show of their tour Concert Tour 2010 Fall ~Rival Survival~ on December 15th.
- 10 - Morning Musume arrives for taping of a serious TV show in Hunan, China (Jun Jun’s hometown).
- 15 - A Morning Musume event were the very first event to be broadcasted by TBS TV in 3D.
- 28 - Morning Musume new unit announced Muten Musume. According to Tsunku the unit was made to spread the sushi culture around the world. The unit consists of Morning Musume members using the following characters and names for promotion of a sushi chain in Kansai.
- 28 - Morning Musume shows as performer and co-host on this Year’s 24 Hour Television Charity Telethon
- SEPTEMBER
- 20 - Releases the Morning Musume Calendar 2011
- OCTOBER
- 27 - Released special single titled "Appare Kaiten Zushi!" as Muten Musume
- NOVEMBER
- 17 - Released the 44th single titled "Onna to Otoko no Lullaby Game"
- 24 - A Blu-ray edition of Morning Musume's Alo Hello! 4 is released also "Onna to Otoko no Lullaby Game" single V version.
- DECEMBER
- 1 - Morning Musume members are co-host and special guests performing "Seishun Collection" also "Onna to Otoko no Lullaby Game" at BS-TBS TV 10th anniversary event
- 1 - Released Morning Musume's 11th album Fantasy! Juuichi
- 11 - An iPhone game featuring Morning Musume titled "Morphing Musume" has been released.
- 15 - Kamei Eri, Junjun and Linlin graduate at Yokohama Arena. The concert is broadcast live in 3D.
- 17 - Morning Musume are one of the 'Supervisors' at J-MELO (NHK's website) to promote j-music worldwide. the girls have videos to invite and encourage people around the world to record yourself singing in Japanese and send these videos to the site. Someone can be selected and enter the J-MELO as Singer
- 31 - Morning Musume's official Youtube channel has been opened.
2011



- JANUARY
- 2 - Four new members are added as 9th generation: Fukumura Mizuki, Ikuta Erina, Sayashi Riho and Suzuki Kanon
- 9 - Takahashi Ai announces her graduation on the last show of the Morning Musume Autumn concert tour 2011
- 16 - Suzuki Kanon appears in the newspaper of her prefecture in 2011.1.16 (See the newspaper:[[1]])
- FEBRUARY
- 5 - Keitai Deka The Movie 3: Morning Musume Kyuushutsu Daisakusen! ~ Pandora no Hako no Himitsu~, the movie featuring Morning Musume, is released.
- 6 - First Fanclub event featuring 9th gen members is held at Yokohama BLITZ in Kanagawa
- 11 - Second Fanclub event featuring 9th gen members is held at Eru Theater in Osaka.
- APRIL
- 06 - 45th single "Maji Desu ka Ska!" released
- 13 - First airing of UstreaMusume
- MAY
- 08 - 10th Generation Auditions announced
- JUNE
- 1 - Annouced the participation of Morning Musume and Takahashi Ai in a movie called Sharehouse. The movie will be released in theaters on 12/11
- 10 - Morning Musume promoting the new season of Cirque du Soleil in Japan, called KOOZA and make a mini-live after the show until 10/07 as a mini-tour.
- 13 - 10th Generation Auditions start
- 15 - 46th single "Only You" released
- JULY
- 10 - Morning Musume promoting the new season of Cirque du Soleil ended as well the mini-lives after the shows.
- 20 - Morning Musume's FC Tour in Hawaii started.
- 26 - Morning Musume's FC Tour in Hawaii ended.
- AUGUST
- 6 - Morning Musume participed of FNS "Uta no Summer Matsuri 2011" event
- 9 - Morning Musume's PHOTOBOOK Concert Tour 2011 Spring New Genesis Fantasy DX ~Welcome 9th Generation Members~ is released
- 22 - Morning Musume presents a medley in the charity show 24 HOUR TV!!!, fellow Hello!Project group S/mileage also paticiped of event.
- 31 - Previews shown of the making of the music video of Hello! Project Mobekimasu single showing Niigaki Risa's first act as leader of the Morning Musume to be at the time of it's release.
- SEPTEMBER
- 14 - 47th single "Kono Chikyuu no Heiwa wo Honki de Negatterun da yo! / Kare to Issho ni Omise ga Shitai!" released
- 20 - Morning Musume becomes the #1 group in Top 10 singles (47), beating the previous record set by B'z (46)
- 29 - 10th generation members Iikubo Haruna, Ishida Ayumi, Sato Masaki and Kudo Haruka are announced as winners of 10th gen auditions
- 30 - Takahashi Ai's Graduation. Niigaki Risa becomes leader of Morning Musume and Hello! Project and the longest serving member of Morning Musume
- OCTOBER
- 12 - Morning Musume releases 12th studio album 12, Smart
- 17 - According the reputed MADAME NOIRE website, Morning Musume is the #8 at the TOP 10 of Best-selling girl group of all time.
See in: http://madamenoire.com/78021/who-run-the-world-the-top-10-best-selling-girl-groups-of-all-time/3/
- NOVEMBER
- 11 - Morning Musume along with the entire Hello! Project participated in a special live called Hello! Project Festival 2011 at Yomiuri Land. The event was streamed over the world by NicoNico website.
- 25 - Morning Musume participate in this year's Toyota Yuuki no Tsubasa 2011 event.
- DECEMBER
- 12 - The Movie Sharehouse with the participation of Takahashi Ai and Morning Musume is released in theaters.
- 21 - A Blu-ray compilation that contains all the videos of group is released, called Morning Musume. Zen Single MUSIC VIDEO Blu-ray File 2011
2012


- JANUARY
- 1 - AKB48 becomes the #1 female group in single sales (11,787,800 sold copies), beating the previous record set by Morning Musume (11,774,000 sold copies)
- 2 - Niigaki Risa announces her graduation at the end of the Spring Tour on May 18 at Nippon Budokan.
- 11 - All Morning Musume members, except Mitsui Aika, started a dorama called Suugaku♥Joshi Gakuen, alongside other members of Hello! Project, the dorama is co-lead by Tanaka Reina and Michishige Sayumi.
- 12 - 9th and 10th members have their own on-line talk show, only for the official fanclub, called Ma-Ji-De Pyocopyoco.
- 25 - The 48th single of group is released, "Pyocopyoco Ultra". This singles is the first with the 10th gen. members.
- FEBRUARY
- 3 - A new Morning Musume stopwatch app for Android & IOS was released.
- 18 - Morning Musume's 2012 Spring tour, called Morning Musume Concert Tour 2012 Haru ~Ultra Smart~ Started
- MARCH
- 6 - Morning Musume and °C-ute take part on this year's NHK J-Melo Spring Fest 2012.
- 10 - Morning Musume take part, as special guest, in Dream Morning Musume’s Nippon Budokan Show. Former members Ishiguro Aya, Goto Maki, and Tsuji Nozomi are also guests, bringing the total number of active and former members participating in this concert to a record 24.
- 24 - Morning Musume members, along others UP-Front "talentos", as well former members, passed out food in Iwate on March 24th to those affected by last year’s devastating earthquake.The event was part of the agency’s Tohoku Earthquake Disaster Relief Project, 'Ganbarou Nippon Ai wa Katsu'. The agency passed out 1,200 meals of butadon and pork miso soup by the end of the event. The current members performed "Dekkai Uchuu ni Ai ga Aru" in front of a crowd of 1,500 people.
- APRIL
- 2 - The Bags costumized by Morning Musume members last month, goes to the auction, this action is part of the 6th charity event called ROOTOTE the campaign (TOTE AS CANVAS) has focused its profits to children who were victims of the earthquake that hit Japan last year.
- 7 - 9th and 10th Generation Members started a radio show called "Morning Musume no Morning Gakuen ~Houkago Meeting~" (Morning Musume’s Morning Campus ~AfterSchool Meeting~).
- 11 - The 49th single is released, "Renai Hunter" is the last one with 5th member Niigaki Risa and with 8th member Mitsui Aika.
- 17 - Morning Musume becomes #1 overall in Top 10 singles (49), beating the previous record set by the #1 Top 10 solo artist, Hamasaki Ayumi (48)
- MAY
- 4 - Mitsui Aika's sudden graduation from Morning Musume due to health concerns is announced for May 18, 2012 at Nippon Budokan beside Niigaki Risa.
- 18 - Morning Musume's 2012 Spring tour, called Morning Musume Concert Tour 2012 Haru ~Ultra Smart~ is finished.
- 18 - Niigaki Risa & [[Mitsui Aika graduate from Morning Musume at Nippon Budokan, Morning Musume's 11th Generation "Suppin Utahime" audition is announced, and Michishige Sayumi is announced to be the new leader.
- 26 - Morning Musume is one the special artist to perform at Girls Award 2012 Spring/Summer collection ~All you need is LOVE~ event at Yoyogi Stadium along side names as ICONIQ, Kato Miliyah and Korean pop group Wonder Girls.


- JUNE
- 5 - Tsunku announces a new rock unit, centered around Tanaka Reina, one new girl will be co-singer with her and will be chosen by auditions, as well a guitarist.
- 6 - A Musical play called Stacey's Shoujo Saisatsu Kageki starts. All Morning Musume members are part of the cast,except the current leader, Michishige Sayumi, at the play Tanaka Reina, Sayashi Riho and Kudo Haruka have got the main characters.
- 15 t0 28 - 9th and 10th along the S/mileage's 2nd generation hold a FC event called Gachi☆Kira, divided in mixed groups, and a last concert with all members at June 1st at Zepp Tokyo.
- JULY
- 4 - The 50th single is released: "One Two Three / The Matenrou Show" and is the best-seller single since "Shabondama"
- 22 - Morning Musume's Concert Tour 2012 Ultra Smart ~Niigaki Risa & Mitsui Aika Graduation Special Photobook is released
- 29 - Morning Musume's Concert Tour 2012 Spring ~Ultra Smart~ Niigaki Risa & Mistui Aika Graduation Special DVD & Blu-ray are released.
- AUGUST
- 8 - Morning Musume is one of the guest at 24hsTV Charity TV.
- 10 - The Phobotobok from the 9th and 10th generation is released, and is titled "Morning Musume Kyuukies & Juukies 1st official Photo Book"
- SEPTEMBER
- 3 - Morning Musume Hawaii Tour 2012 Special Live in Honolulu
- 5 - After Berryz Kobo, Morning Musume selected members (not yet revelead) will perform at Japan Festa 2012 in Bangok.
- 12 - Morning Musume's 13th Studio Album 13 Colorful Character is released.
- 14 - One new member chosen in the Morning Musume 11th Generation Suppin Utahime Audition: Oda Sakura (11th gen)
- OCTOBER
- 10 - 51st single "Wakuteka Take a chance" is released.
- NOVEMBER
- 14 - The DVD for Morning Musume’s videoclips compilation called Single M Clips 7 is released.
2013
- JANUARY
- 16 - Morning Musume 10th generation members "Alo-Hello Photobook" is released.
- 23 - 52nd single "Help me!!" is released. This is the first single with Oda Sakura as a group member.
- FEBRUARY
- 1 - "Morning Musume 2012 Autumn Concert Tour ~Colorful Character~" Live PB is Released

- MARCH
- 2 - It has been announced that Morning Musume members Fukumura Mizuki, Sayashi Riho, Iikubo Haruna, Ishida Ayumi and Kudo Haruka will be starring in a new stage play titled Gogakuyuu. The stage play will run from 6/12 till 6/23.
- 2 - Morning Musume within the other H!P groups held at Pacific Yokohama a special concert called Hello! Project Haru no Dai Kansha Hinamatsuri Festival 2013, a DVD will be released at 06/10.
- 13 - The DVD and Blu-ray for Morning Musume’s 2012 Autumn Concert Tour ~Colorful Character~ is released.
- 16 - Morning Musume 12th Generation Mirai Shoujo Auditions have been announced.
- 16 - 2013's spring tour called Morning Musume Concert Tour 2013 Haru Michishige☆Eleven SOUL ~Tanaka Reina Sotsugyou Kinen Special~ starts.
- APRIL
- 17 - 53rd single "Brainstorming / Kimi Sae Ireba Nani mo Iranai" is released.
- 18 - The group perform their new single at the TV Show Music Japan
- 20 - The group perform their new single at the TV Show Music Dragon
- 23 - After a full week of peaking at the top of the Oricon chart and stabilizing at a #1 position through the past 7 days, Morning Musume have now achieved their 2nd consecutive #1 weekly on the charts after "Help me!!" with their 53rd single titled "Brainstorming / Kimi Sae Ireba Nani mo Iranai", which is the first time it has occurred since 2001.
- 25 - Two thousand fans went to a special, and surprise, mini-live held at Shibuya, named Morning Musume x ekiato in celebration of the second group #1 this year, and the anniversary of this famous train station in Japan called Tokyuu Toyoko Line.

- MAY
- 19 - Morning Musume along all the others H!P groups paticipate participate in a special concert titled Hello! Project Premium Live ~Mobekimasu Yomiuri Land Part.2~ held at the Tokyo Hibiya Park Open Air Concert Hall.
- 21 Morning Musume Concert Tour 2013 Haru Michishige☆Eleven SOUL ~Tanaka Reina Sotsugyou Kinen Special~ is finished at Nippon Budokan in Tokyo, and it is Tanaka Reina's last concert as member.
- SEPTEMBER
- 12 - Morning Musume's 54th single "Wagamama Ki no Mama Ai no Joke / Ai no Gundan" ranked #1 on this Oricon charts for the first week of sales. It was the highest selling Hello! Project single of 2013 and it became Morning Musume's highest selling single since "Koko ni Iruzee!", which was released in 2002.
2014
- JANUARY
- 1 - Morning Musume began the new year with their new group name, Morning Musume '14.
- 21 - Tsunku announced at the Presentation Spring 2014 that Morning Musume would be part of a commercial along with comedians Morisanchuu, forming a new unit called Morimusu.
- 29 - Morning Musume '14 released their 55th single "Egao no Kimi wa Taiyou sa / Kimi no Kawari wa Iyashinai / What is LOVE?". This was their first single released as Morning Musume '14. The single peaked at #1 on the Oricon charts, becoming their fourth #1 single in a row – the longest streak of number ones in the group's history.

- MARCH
- 15 - the 12th generation auditions were re-held as Morning Musume '14 <Golden> Audition!.
- 30 - NHK BS Premium aired a four hour special on Morning Musume's history and their 55 singles.
- APRIL
- 16 - Morning Musume '14 released their 56th single "Toki wo Koe Sora wo Koe / Password is 0," which also peaked at #1 on the Oricon weekly chart.
- 29 - During the Morning Musume '14 Concert Tour Haru ~Evolution~ concert held in Yamaguchi, Michishige Sayumi announced her graduation. She would be graduating at their Fall 2014 concert tour.
- MAY
- 29 - A second in-group unit was formed. The unit, named Zenryoku Yasai Musume, will be promoting KAGOME vegetable juice.

- SEPTEMBER
- 30 - The 12th Generation members were officially revealed. They are Ogata Haruna, Nonaka Miki, Makino Maria, and Haga Akane. This is their biggest line up since 2004.
- OCTOBER
- 5 - Morning Musume '14 performed in New York City in front of 2,000 fans.
- 15 - Morning Musume '14 released their 57th single "TIKI BUN / Shabadaba Doo~ / Mikaeri Bijin". It is the final single featuring 6th generation member Michishige Sayumi.
- 29 - Morning Musume '14 released their 14th studio album 14 Shou ~The message~. It was the last album to feature Michishige Sayumi, as well as the last to feature a 6th generation member.

- NOVEMBER
- 14 - Morning Musume '14 announced that they would be holding an audition for a music video director for one of their future songs. To enter the audition, one must submit a three minute video. The audition was open to any nationality. Both amateurs and professionals were welcome to apply.
- 26 - Michishige Sayumi graduated, appointing Fukumura Mizuki as the leader of Morning Musume and both Iikubo Haruna and Ikuta Erina were appointed sub-leaders of Morning Musume.
- DECEMBER
- 28 - It was announced that Morning Musume's 12th generation members would start their own radio show on FM-FUJI titled Morning Musume. ’15 12ki Nikki and would start airing on January 4, 2015.
2015
- JANUARY
- 1 - Morning Musume '14 changed their name to Morning Musume '15.
- FEBRUARY
- 9 - It was announced that Morning Musume '15 would be releasing a song for the upcoming Pretty Cure movie, in which Iikubo Haruna, Ishida Ayumi, and Oda Sakura would be providing their voices to 3 spirits whose artwork they designed themselves.
- 14 - It was announced that Iikubo Haruna would be the official mentor to the 12th generation, bringing back the mentor system.

- APRIL
- 15 - Morning Musume '15 released their 58th single, "Seishun Kozou ga Naiteiru / Yuugure wa Ameagari / Ima Koko Kara". This was the 12th generation's debut single and their first single without Michishige Sayumi.
- JUNE
- 18 - TRIANGLE (TRIANGLE -トライアングル-) is an Engeki Joshibu science-fiction musical based on the manga α -Alpha- by Kuramochi Fusako, starring Morning Musume'15, Sudo Maasa and Hello Pro Kenshuusei. The musical was divided into two versions, α and β. It took place from June 18 through June 28, 2015 at Sunshine Theater
- 24 - Morning Musume '15 performed at the TV Tokyo Music Festival. In addition, it was also announced that original members of Morning Musume will gather together for a 4-song medley including "Daite HOLD ON ME!", "LOVE Machine", "Koi no Dance Site" and "Happy Summer Wedding".
- AUGUST
- 19 - Morning Musume '15 released their 59th single, "Oh my wish! / Sukatto My Heart / Ima Sugu Tobikomu Yuuki".
- OCTOBER
- 29 - Sayashi Riho announced that she will graduate from Morning Musume '15 on December 31st.

- DECEMBER
- 4 - It was announced that Morning Musume '16 will be the main guest at "Anime Matsuri" in Houston, Texas USA.
- 16 - Morning Musume '15 performed at Fuji TV's 2015 FNS Kayousai THE LIVE.
- 29 - Morning Musume '15 released their 60th single, "Tsumetai Kaze to Kataomoi / ENDLESS SKY / One and Only". It is Sayashi Riho's last single as a member of Morning Musume.
- 31 - Sayashi Riho graduated from Morning Musume at their Countdown Live performance.


2016
- JANUARY
- 1 - Morning Musume '15 changed their name to Morning Musume '16.
- 2 - Morning Musume '16 "Shinseki" Audition for 13th generation is announced.
- FEBRUARY
- 7 - Suzuki Kanon's graduation is announced.
- 26 - Morning Musume '16 are the main guests at Anime Matsuri in Houston, Texas from the 26th to the 28th.
- MAY
- 11 - Morning Musume '16 released their 61st single "Utakata Saturday Night! / The Vision / Tokyo to Iu Katasumi".
- 31 - Suzuki Kanon graduated from Morning Musume at the end of the Morning Musume '16 Spring Concert Tour Haru ~EMOTION IN MOTION~. Staff announced that there are no results from the Morning Musume '16 "Shinseki" Audition and auditions are to be re-held.
- JUNE
- 11 - Zoku 11nin Iru! Higashi no Chihei, Nishi no Towa (続・11人いる!東の地平・西の永遠; Continued, They Were Eleven! Horizon of the East, Eternity of the West) is an Engeki Joshibu science-fiction musical starring Morning Musume '16 and select members of Tsubaki Factory and Hello Pro Kenshuusei. The play was presented in different venues and dates in Tokyo and Kyoto.
- 29 - Morning Musume '16 performed at TV Tokyo Music Festival

- JULY
- NOVEMBER
- 23 - Morning Musume '16 released their 62nd single, "Sexy Cat no Enzetsu / Mukidashi de Mukiatte / Sou Janai".
- DECEMBER
- 12 - During the Morning Musume '16 Concert Tour Aki ~MY VISION~ finale at Nippon Budokan, the winners of the Morning Musume '16 Shinseiki Audition and 13th generation members were announced to be Kaga Kaede and Yokoyama Reina.
- 14 - Morning Musume '16 performed an idol shuffle medley with other groups (including °C-ute) during the second night of Fuji TV's 2016 FNS Kayousai.
- 31 - Morning Musume '16 performed on TV for the first time as the Morning Musume '17 line-up during the CDTV Special! Toshikoshi Premier Live 2016→2017. The performance was pre-recorded on December 30, which Sato Masaki was unable to participate due to her lower back injury.
2017
- JANUARY
- 1 - Morning Musume '16 changed their name to Morning Musume '17.
- 12 - It was announced that Morning Musume '17 would collaborate with Marukome by singing a remake of "Morning Coffee" titled "Morning Misoshiru" to promote the company's new miso soup product of the same name.
Morning Musume '17 promoting "BRAND NEW MORNING / Jealousy Jealousy" - 25 - Morning Musume '17 formed a collaborative unit with HKT48 member Sashihara Rino, named Sashining Musume, for the song "Get you!" which was released in Type-A edition of AKB48's eighth album Thumbnail.
- FEBRUARY
- 21 - It was announced Morning Musume '17 would air a one-off show on TV Tokyo called Tokugi☆Saikenshou Momusu DE Gozaru! on March 8. The program showed off and verified each members' special skill listed on their official profile.
- MARCH
- 8 - Morning Musume '17 released their 63rd single "BRAND NEW MORNING / Jealousy Jealousy". The A-sides do not include Sato Masaki who was still recovering from her injury during the production period.
- 12 - Morning Musume '17 performed in the SKY PerfecTV! Ongakusai 2017.
- 25 - It was announced that Morning Musume '17 and ANGERME would be featured in the web service game titled Hello! Project Hina Fest "Idol Nama Gassen" ~Kunitori Tenka Touitsu Hen~, for which a "live battle" event was held on April 16.

- APRIL
- 10 - Morning Musume '17 was appointed the official Ouen Taishi, or Cheer Ambassadors, of the "Ceka Paka PLAY DREAM CAMPAIGN" for the Nihon Seimei Ce-Pa Koryusen (the Nippon Professional Baseball inter-league) that would begin on May 30. Fukumura Mizuki was the leader of the whole campaign while the other 12 members each supported one of the 12 teams and had their own dance movie that was shown at their team's home stadium.
- 11 - The group snaps their 14th Gold Disc certification, which means, all the singles released since One Two Three / The Matenrou Show
- 28 - Kudo Haruka announced she would graduate from Morning Musume '17 and Hello! Project at the end of their fall 2017 tour.
- JUNE
- 2 -Pharaoh no Haka (ファラオの墓; Pharaoh's Tomb) is an Engeki Joshibu musical starring Morning Musume'17 and select members of Hello Pro Kenshuusei. It is an adaptation of the manga of the same name by Takemiya Keiko which was originally published from 1974 to 1976. The musical ran from June 2 to June 11, 2017 at Ikebukuro Sunshine Theater in Tokyo.
- 25 - The group hold their first concert in Hong Kong, called Morning Musume '17 Live Concert in Hong Kong, this was also the first concert overseas to the 13th generation.
- 26 - It was announced through a special episode of Hello! Project Station that Morito Chisaki has joined the group as a new 14th generation member and concurrent member from Country Girls. She will begin activities with the group in the Hello! Project 2017 SUMMER concert tour and in their upcoming fall tour.
- 28 - Morning Musume '17 performed in the TV Tokyo Ongakusai 2017.
- JULY
- 1 - Morning Musume '17 performed in Nippon TV's THE MUSIC DAY Negai ga Kanau Natsu. As part of their collaboration with Marukome, Morning Musume '17 began airing a weekly 5-minute radio program titled "Marukome Morning Misoshiru Koeru yo!" across 38 stations.
- 15 - Morning Musume '17 appeared with new member Morito Chisaki on TBS's Ongaku no Hi 2017 in two pre-recorded performances.

- SEPTEMBER
- 14 - The group hold their 20th Birthday event at Shin-Kiba STUDIO COAST, named "Morning Musume. 20th Anniversary Event ~21-nen-me mo Ganbatte Ikimasshoi!~" in front of 2,000 fans. The event also had two surprise guests, 6th generation members Tanaka Reina and Michishige Sayumi, who also participated and sang two songs.
- 18 - The group present themselves at Music Station's "Ultra Fes 2017".
- OCTOBER
- 4 - Morning Musume '17 released their 64th single "Jama Shinaide Here We Go! / Dokyuu no Go Sign / Wakaindashi!". This is the last single to feature Kudo Haruka and first to feature Morito Chisaki.
- 8 - The National Handshake event starts going through all the Japanese Prefectures
- 18 - After almost three years, the group announces their new album, ⑮ Thank you, too to be released on December 6th. It is the first album to feature 12th, 13th and 14th generations.
- NOVEMBER
- 3 - The digital single "Ai no Tane (20th Anniversary Ver.)" will be released exactly 20 years after the original demo single was released. The remake is sung by the original five members and Morning Musume '17 as a special anniversary unit named Morning Musume 20th. Morning Musume '17 will open a limited time café at AREA-Q in Harajuku named "20 Nenme no Morning Coffee ~Morning Musume 20th ANNIVERSARY CAFE~" from this day until December 10th. It is part of their 20th anniversary celebration.

- DECEMBER
- 6 - Morning Musume '17 released their 15th studio album ⑮ Thank you, too.
- 10 - The group were surprise guests at the Dai 7kai AKB48 Kouhaku Taikou Utagassen and performed "One・Two・Three". HKT48's Sashihara Rino then joined them on stage for "Utakata Saturday Night!" and their Sashining Musume song "Get you!".
- 11 - Kudo Haruka graduated from the group at Nippon Budokan.
- 13 - Morning Musume '17 performed in collaboration with Kato Hifumi, a retired pro shogi player. The five original members also performed "Ai no Tane" live together for the first time in 18 years.
2018

- JANUARY
- 1 - Morning Musume '17 changed their name to Morning Musume '18.
- 28 - Morning Musume '18 released the digital single "Hana ga Saku Taiyou Abite".
- FEBRUARY
- 3-4 - "Morning Musume Museum -Morning Musume Tanjou 20 Shuunen Kinen-" open at HMV&BOOKS HAKATA in Fukuoka.
- 11-15 - "Morning Musume Museum -Morning Musume Tanjou 20 Shuunen Kinen-" open at HMV Sendai in Miyagi.
- 12 - TV Tokyo aired the Morning Musume 20 Shuunen Kinen Special starring 25 current and former members of Morning Musume.

- MARCH
- 14 - Morning Musume '18 attends a press conference to announce a collaboration between au and Hello! Project titled "Oto no VR", which will deliver 360° video and audio content for smartphones, starting with a video of Morning Musume '18 singing "I WISH". Later that day, Morning Musume '18 performed in the second part of the SKY PerfecTV! Ongakusai 2018 alongside Tsubaki Factory.
- 27 - Ogata Haruna announces she will graduate from Morning Musume '18 and Hello! Project at the end of the spring tour.
- JUNE
- 13 - Morning Musume '18 released their 65th single and Ogata Haruna's last, "Are you Happy? / A gonna".
- 14 - Morning Musume '18 performed in TBS's Ongaku no Hi 2018.
- 20 - Ogata Haruna graduates from Morning Musume '18 and Hello! Project at Nippon Budokan.
- 25 - Morning Musume '18 performed at the 2018 FNS Uta no Natsu Matsuri.
- 27 - Morning Musume '18 performed "Are you Happy?" and a group of eight Morning Musume OG members performed a special medley in the TV Tokyo Music Festival 2018.
- AUGUST
- 12 - Morning Musume '18 performed at rockin'on presents ROCK IN JAPAN FES.2018 on the Lake Stage.
- 17 - Iikubo Haruna announces her graduation from Morning Musume '18 and Hello! Project at the end of the Morning Musume '18 Concert Tour Aki ~GET SET, GO!~.

- SEPTEMBER
- 14 - Morning Musume '18 announces a collaboration with Caribadix, an anime short series produced by Sanrio and rockin'on.
- OCTOBER
- 24 - Morning Musume '18 released their 66th single and Iikubo Haruna's last, "Furari Ginza / Jiyuu na Kuni Dakara".
- DECEMBER
- 12 - Morning Musume '18 performed at Fuji TV's year-end music show 2018 FNS Kayousai.
- 16 - Iikubo Haruna graduated from the group and Hello! Project.
- 27 - Morning Musume '18 performed with former member Goto Maki at MelodiX! Special 2018.
2019

- JANUARY
- 1 - Morning Musume '18 became Morning Musume '19.
- 2 - Audition, Morning Musume '19 LOVE Audition, for 15th generation members announced.
- 20 - Morning Musume '19 will release the best album Best! Morning Musume 20th Anniversary.
- MARCH
- 20 - Morning Musume '19 released their eighth compilation album Best! Morning Musume 20th Anniversary.

- JUNE
- 12 - Morning Musume '19 released their 67th single "Jinsei Blues / Seishun Night".
- 22 - Kitagawa Rio, Okamura Homare, and Yamazaki Mei join the group as 15th generation members.
- 26 - Morning Musume '19 appears on the TV Tokyo Ongakusai 2019.
- JULY
- 13 - Morning Musume '19 appears on TBS's Ongaku no Hi 2019.
- AUGUST
- 10 - Morning Musume '19 performs at rockin'on presents ROCK IN JAPAN FESTIVAL 2019.
- SEPTEMBER
- 12 - Morning Musume '19 performs at NHK WORLD-JAPAN presents SONGS OF TOKYO Festival 2019.
- OCTOBER
- 13 - Morning Musume '19 performs at tv asahi DREAM FESTIVAL 2019.
2020

- JANUARY
- 1 - Morning Musume '19 became Morning Musume '20.
- 22 - Morning Musume '20 released their 68th single "KOKORO & KARADA / LOVEpedia / Ningen Kankei No way way", the first single to feature Kitagawa Rio, Okamura Homare, and Yamazaki Mei.
- FEBRUARY
- 19 - Morning Musume '20 appears at YOSHIKO's event YOSHIKO-sensei Hello Pro Furitsuke 20shuunen Kinen team445 Dummy Fes. ~"Kiiroi Osora de BOOM BOOM BOOM" kara 20nen☆Furitsuke Zen 494 Kyoku kara Episode Digest~ at Zepp DiverCity in Tokyo.
- MAY
- 27 - Morning Musume '20 participates in WebTVAsia's ONE LOVE ASIA CONCERT YouTube live stream.
- DECEMBER
- 16 - Morning Musume '20 released their 69th single "Junjou Evidence / Gyuusaretai Dake na no ni".
2021
- JANUARY
- 1 - Morning Musume '20 became Morning Musume '21.

- MARCH
- 31 - Morning Musume '21 released their 16th album 16th ~That's J-POP~.
- SEPTEMBER
- 24 - Sato Masaki's graduation was announced.
- DECEMBER
- 8 - Morning Musume '21 released their 70th single "Teenage Solution / Yoshi Yoshi Shite Hoshii no / Beat no Wakusei", the last single to feature Sato Masaki.
- 13 - Sato Masaki graduates from Morning Musume '21 and Hello! Project at Nippon Budokan but remains in UP-FRONT PROMOTION.
2022

- JANUARY
- 1 - Morning Musume '21 became Morning Musume '22.
- 2 - Joint Morning Musume '22 and Juice=Juice audition, Hello! Project "Morning Musume '22" "Juice=Juice" Goudou Shin Member Audition, for 16th generation members announced.
- FEBRUARY
- 28 - Morito Chisaki's graduation announced.
- MAY
- 1 - Morning Musume '22 performed at JAPAN JAM 2022.

- JUNE
- 8 - Morning Musume '22 released their 71st single "Chu Chu Chu Bokura no Mirai / Dai・Jinsei Never Been Better!", the last single to feature Morito Chisaki.
- 20 - Morito Chisaki graduates from Morning Musume '22 and Hello! Project at Nippon Budokan but remains in UP-FRONT PROMOTION.
- 29 - Sakurai Rio joins the group as a sole 16th generation member.
- SEPTEMBER
- 3 - Kaga Kaede's graduation announced.
- 14 - During the Morning Musume '22 Kessei 25 Shunen Kinen FC Event ~ Musume × FAN×Fun! × Dai Kansha-sai!~ fanclub event, it was announced that they would be holding an audition, Morning Musume 25 Shuunen Kinen Shin Member Audition -Asu wo Tsukuru no wa Kimi-, for 17th generation.

- DECEMBER
- 10 - Kaga Kaede graduates from Morning Musume '22 and Hello! Project at Nippon Budokan but remains in UP-FRONT PROMOTION.
- 21 - Morning Musume '22 released their 72nd single "Swing Swing Paradise / Happy birthday to Me!", the first single to feature Sakurai Rio and the last to feature Kaga Kaede.
- 27 - Fukumura Mizuki's graduation announced.
2023

- JANUARY
- 1 - Morning Musume '22 became Morning Musume '23.
- APRIL
- 30 - Morning Musume '23 performs at JAPAN JAM 2023.
- MAY
- 23 - Inoue Haruka and Yumigeta Ako join the group as 17th generation members.
- AUGUST
- 30 - Morning Musume '23 released their fifth best album Morning Musume Best Selection ~The 25 Shuunen~, the first release to feature Inoue Haruka and Yumigeta Ako.
- OCTOBER
- 9 - Morning Musume '23 performs at INAZUMA ROCK FES. 2023.
- 25 - Morning Musume '23 released their 73rd single "Suggoi FEVER! / Wake-up Call ~Mezameru Toki~ / Neverending Shine".

- NOVEMBER
- 29 - Morning Musume '23 appears on the TV Tokyo 60th! Ongakusai 2023 ~Issho Kikitai! Showa Heisei Reiwa Hit Songs 100 Renpatsu~.
- 29 - Fukumura Mizuki graduates.
- 30 - Ikuta Erina becomes leader. Oda Sakura joins Ishida Ayumi as sub-leader.
2024
- JANUARY
- 1 - Morning Musume '23 became Morning Musume '24.

- MAY
- 3 - Morning Musume '24 performs at JAPAN JAM 2024.
- 26 - Ishida Ayumi's graduation is announced.
- JUNE
- 2 - Morning Musume '24 performs at Es Con Field HOKKAIDO.
- AUGUST
- 14 - Morning Musume '24 released their 74th single "Nandaka Sentimental na Toki no Uta / SaiKIYOU".
- NOVEMBER
- 27 - Morning Musume '24 released their 17th album Professionals-17th.
- DECEMBER
- 6 - Ishida Ayumi graduates.