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AKB48 Kenkyuusei
From generasia
AKB48 Kenkyuusei (研究生; Research Students), formerly known as AKB48 SEED, are a group of trainees aspiring to debut in AKB48. They fill in for absent members in the theater and are promoted to official members of AKB48 to replace graduated members.
- See also: SKE48 Kenkyuusei, NMB48 Kenkyuusei, HKT48 Kenkyuusei, NGT48 Kenkyuusei.
Members
- Names of current members are in bold.
- 1st Generation (2005)
- Minegishi Minami (峯岸みなみ, promoted to Team 4, August 24, 2013)
- Minegishi was originally a founding member of AKB48 in 2005. She was transferred from Team B to Kenkyuusei in February 2013 following a scandal.
- 3rd Generation (2006)
- Iso Reina (磯怜奈, left December 19, 2006)
- Otsuka Aki (大塚亜季, left December 19, 2006)
- Saotome Miki (早乙女美樹, graduated April 18, 2009)
- Sakata Ryo (坂田涼, left December 19, 2006)
- Fujishima Mariachika (藤島マリアチカ, left December 19, 2006)
- Horie Mina (堀江聖夏, left December 19, 2006)
- Members of AKB48's third generation were set to debut as Team B. The members who left in December 2006 were not official Kenkyuusei, but were Team B candidates who withdrew before their debut. Saotome was originally a member of Team B as well, but was transferred to Kenkyuusei in January 2009.
- 4th Generation (2007)
- Iinuma Yurina (飯沼友里奈, graduated before November 15, 2007)
- Uriya Akane (瓜屋茜, graduated April 26, 2009)
- Oya Shizuka (大家志津香, promoted to Team A, July 27, 2010)
- Kaneko Satomi (金子智美, graduated before November 15, 2007)
- Kuramochi Asuka (倉持明日香, promoted to Team K, March 4, 2008)
- Kozuka Rina (小塚里菜, graduated before November 15, 2007)
- Saeki Mika (佐伯美香, promoted to Team B, February 3, 2008)
- Sato Amina (佐藤亜美菜, promoted to Team A, April 15, 2008)
- Suzuki Nae (鈴木菜絵, graduated January 19, 2009)
- Deguchi Aki (出口陽, graduated November 26, 2007)
- Nakata Chisato (中田ちさと, promoted to Team A, October 19, 2008)
- Nakanishi Yuka (中西優香, graduated August 26, 2008)
- Naruse Risa (成瀬理沙, promoted to Team K, March 24, 2008)
- Fujie Reina (藤江れいな, promoted to Team A, March 26, 2008)
- Yoshioka Saki (吉岡沙葵, graduated before November 15, 2007)
- Watanabe Marie (渡辺茉莉絵, graduated before November 15, 2007)
- Deguchi and Nakanishi would go on to become members of SKE48.
- 5th Generation (2007)
- Arima Yuka (有馬優茄, graduated January 19, 2009)
- Ishida Haruka (石田晴香, promoted to Team B, May 21, 2010)
- Uchida Mayumi (内田眞由美, promoted to Team K, March 12, 2010)
- Kitahara Rie (北原里英, promoted to Team A, July 30, 2008)
- Kohara Haruka (小原春香, promoted to Team B, January 24, 2009)
- Sashihara Rino (指原莉乃, promoted to Team B, August 2, 2008)
- Chikano Rina (近野莉菜, promoted to Team K, March 26, 2009)
- Tomita Mayu (冨田麻友, graduated January 19, 2009)
- Nakatsuka Tomomi (中塚智実, promoted to Team B, January 29, 2009)
- Nito Moeno (仁藤萌乃, promoted to Team B, August 5, 2008)
- Hatayama Arisa (畑山亜梨紗, graduated January 19, 2009)
- Miyazaki Miho (宮崎美穂, promoted to Team A, July 13, 2008)
- Yamada Mizuki (山田みずき, graduated before December 8, 2007)
- 6th Generation (2008)
- Katano Yurie (片野友里恵, graduated August 31, 2008)
- Takajo Aki (高城亜樹, promoted to Team A, December 29, 2008)
- Nishizawa Sara (西澤沙羅, graduated July 31, 2008)
- Nonaka Misato (野中美郷, promoted to Team K, March 12, 2010)
- 7th Generation (2009)
- Ishiguro Remi (石黒莉美, graduated January 16, 2009)
- Iwasa Misaki (岩佐美咲, promoted to Team A, July 27, 2010)
- Katoono Mizuho (上遠野瑞穂, graduated June 9, 2009)
- Kikuchi Ayaka (菊地あやか, promoted to Team K, March 12, 2010)
- Komori Mika (小森美果, promoted to Team B, May 21, 2010)
- Sato Sumire (佐藤すみれ, promoted to Team B, May 21, 2010)
- Suzuki Shihori (鈴木紫帆里, promoted to Team B, August 23, 2009)
- Suzuki Mariya (鈴木まりや, promoted to Team B, May 21, 2010)
- Hayashi Ayano (林彩乃, graduated July 18, 2009)
- Maeda Ami (前田亜美, promoted to Team A, July 27, 2010)
- Matsui Sakiko (松井咲子, promoted to Team K, March 12, 2010)
- Kikuchi was originally a founding member of Team B, but was dismissed in 2008. She then rejoined the seventh generation Kenkyuusei. Although Suzuki Shihori was promoted in 2009, she announced her graduation and left the group within the same year. She rejoined as an 11th generation Kenkyuusei and properly accepted her promotion.
- 8th Generation (2009)
- Asai Madoka (浅居円, graduated December 4, 2009)
- Ishii Ayaka (石井彩夏, graduated December 4, 2009)
- Ishibe Aya (石部郁, graduated December 4, 2009)
- Imai Yurie (今井悠理枝, graduated February 1, 2010)
- Ueki Asaka (植木あさ香, graduated July 6, 2010)
- Kaku Grace (郭グレース, graduated December 4, 2009)
- Komatsu Mizuki (小松瑞希, graduated July 14, 2009)
- Komizu Nanami (小水七海, graduated December 4, 2009)
- Sakamoto Rio (坂本莉央, graduated December 4, 2009)
- Sano Yuriko (佐野友里子, graduated October 5, 2010)
- Sugiyama Miku (杉山未来, graduated December 4, 2009)
- Tomite Ami (冨手麻妙, graduated December 4, 2009)
- Nishikawa Nanami (西川七海, graduated July 25, 2009)
- Miki Nikoru (三木にこる, graduated December 4, 2009)
- Muranaka Satomi (村中聡美, graduated December 4, 2009)
- Muranaka was originally a fourth generation member. She then rejoined the eighth generation.
- 9th Generation (2009)
- Ishiguro Atsuki (石黒貴己, graduated June 20, 2010)
- Ito Ayaka (伊藤彩夏, graduated January 6, 2010)
- Oba Mina (大場美奈, promoted to full member status, December 8, 2010)
- Kinumoto Momoko (絹本桃子, graduated June 20, 2010)
- Shimazaki Haruka (島崎遥香, promoted to full member status, December 8, 2010)
- Shimada Haruka (島田晴香, promoted to full member status, December 8, 2010)
- Takamatsu Eri (高松恵理, graduated June 20, 2010)
- Takeuchi Miyu (竹内美宥, promoted to full member status, December 8, 2010)
- Nagao Mariya (永尾まりや, promoted to full member status, December 8, 2010)
- Nakamura Mariko (中村麻里子, promoted to full member status, December 8, 2010)
- Fujimoto Sara (藤本紗羅, graduated June 20, 2010)
- Mori Anna (森杏奈, promoted to full member status, December 8, 2010)
- Yamauchi Suzuran (山内鈴蘭, promoted to full member status, December 8, 2010)
- Yokoyama Yui (横山由依, promoted to Team K, October 10, 2010)
- Fujimoto was originally a fourth generation member. She then rejoined the ninth generation. The members who were promoted in December 2010 would be placed in Team 4 in June 2011. Until the announcement of Team 4, these members were not placed in other teams after their promotion.
- 10th Generation (2010)
- Abe Maria (阿部マリア, promoted to Team 4, July 23, 2011)
- Izuta Rina (伊豆田莉奈, promoted to Team A, June 24, 2012)
- Ichikawa Miori (市川美織, promoted to full member status, May 29, 2011)
- Iriyama Anna (入山杏奈, promoted to Team 4, July 23, 2011)
- Iwasaki Hitomi (岩崎仁美, graduated October 5, 2010)
- Kato Rena (加藤玲奈, promoted to Team 4, March 24, 2012)
- Kanazawa Yuuki (金沢有希, graduated February 20, 2011)
- Kobayashi Marina (小林茉里奈, promoted to Team A, June 24, 2012)
- Nakamata Shiori (仲俣汐里, promoted to full member status, February 12, 2011)
- Fujita Nana (藤田奈那, promoted to Team K, June 24, 2012)
- Nakamata and Ichikawa would be placed in the newly-formed Team 4 in June 2011. Members promoted in June 2012 were only promoted to "full member status". The memberships in their respective teams did not take effect until November 1, 2012.
- 11th Generation (2010)
- Ushikubo Sara (牛窪紗良, graduated June 19, 2011)
- Okazaki Chinami (岡﨑ちなみ, graduated October 27, 2010)
- Kawaei Rina (川栄李奈, promoted to Team 4, March 24, 2012)
- Kawakami Marina (川上麻里奈, graduated December 3, 2010)
- Kojima Natsuki (小嶋菜月, promoted to Team B, June 24, 2012)
- Suzuki Shihori (鈴木紫帆里, promoted to Team B, May 21, 2011)
- Natori Wakana (名取稚菜, promoted to Team B, June 24, 2012)
- Toyoda Saki (豊田早姫, graduated October 23, 2010)
- Morikawa Ayaka (森川彩香, promoted to Team A, June 24, 2012)
- Yamaguchi Nau (山口菜有, graduated June 19, 2011)
- Suzuki was originally a 7th generation member and was given the same promotion, but left the group in 2009. After rejoining the 11th generation, her promotion was properly accepted. Members promoted in June 2012 were only promoted to "full member status". The memberships in their respective teams did not take effect until November 1, 2012.
- 12th Generation (2011)
- Iwata Karen (岩田華怜, promoted to Team 4, March 24, 2012)
- Omori Miyuu (大森美優, promoted to Team B, April 28, 2013)
- Saeed-Yokota Erena (サイード横田絵玲奈, graduated October 7, 2012)
- Sasaki Yukari (佐々木優佳里, promoted to Team A, April 28, 2013)
- Suzuki Rika (鈴木里香, graduated March 31, 2012)
- Takahashi Juri (高橋朱里, promoted to Team 4, March 24, 2012)
- Tano Yuuka (田野優花, promoted to Team 4, March 24, 2012)
- Hirata Rina (平田梨奈, promoted to Team K, April 28, 2013)
- Mutou Tomu (武藤十夢, promoted to Team K, August 24, 2012)
- 12.5th Generation (2011)
- Eguchi Aimi (江口愛実)
- Eguchi is a virtual CG idol whose facial features are a composite from the facial features of select AKB48 members. Her profile was removed from the AKB48 official website on May 8, 2013.
- 13th Generation (2011)
- Aigasa Moe (相笠萌, promoted to Team 4, August 24, 2013)
- Amemiya Maika (雨宮舞夏, graduated August 5, 2012)
- Iwatate Saho (岩立沙穂, promoted to Team 4, August 24, 2013)
- Umeta Ayano (梅田綾乃, promoted to Team 4, August 24, 2013)
- Oshima Ryoka (大島涼花, promoted to Team A, August 24, 2012)
- Okada Ayaka (岡田彩花, promoted to Team 4, August 24, 2013)
- Kita Shiori (北汐莉, graduated August 5, 2012)
- Kitazawa Saki (北澤早紀, promoted to Team 4, August 24, 2013)
- Shinozaki Ayana (篠崎彩奈, promoted to Team 4, August 24, 2013)
- Takashima Yurina (高島祐利奈, promoted to Team 4, August 24, 2013)
- Hasegawa Haruna (長谷川晴奈, graduated August 5, 2012)
- Mitsumune Kaoru (光宗薫, promoted to Team K, August 24, 2012)
- Murayama Yuiri (村山彩希, promoted to Team 4, August 24, 2013)
- Mogi Shinobu (茂木忍, promoted to Team 4, August 24, 2013)
- Moriyama Sakura (森山さくら, graduated August 5, 2012)
- Watanabe Nene (渡邊寧々, graduated August 5, 2012)
- 14th Generation (2012)
- Uchiyama Natsuki (内山奈月, promoted to Team 4, August 24, 2013)
- Okada Nana (岡田奈々, promoted to Team 4, August 24, 2013)
- Kojima Mako (小嶋真子, promoted to Team 4, August 24, 2013)
- Nishino Miki (西野未姫, promoted to Team 4, August 24, 2013)
- Hashimoto Hikari (橋本耀, promoted to Team 4, August 24, 2013)
- Maeda Mitsuki (前田美月, promoted to Team 4, August 24, 2013)
- 15th Generation (2013)
- Iino Miyabi (飯野雅, promoted to Team A, October 3, 2014)
- Ichikawa Manami (市川愛美, promoted to Team A, February 24, 2014)
- Okawa Rio (大川莉央, promoted to Team 4, February 24, 2014)
- Owada Nana (大和田南那, promoted to Team B, February 24, 2014)
- Komiyama Haruka (込山榛香, promoted to Team 4, February 24, 2014)
- Sato Kiara (佐藤妃星, promoted to Team 4, February 24, 2014)
- Tatsuya Makiho (達家真姫宝, promoted to Team A, February 24, 2014)
- Taniguchi Megu (谷口めぐ, promoted to Team A, October 3, 2014)
- Tsuchiyasu Mizuki (土保瑞希, promoted to Team 4, February 24, 2014)
- Fukuoka Seina (福岡聖菜, promoted to Team B, February 24, 2014)
- Mukaichi Mion (向井地美音, promoted to Team 4, February 24, 2014)
- Yumoto Ami (湯本亜美, promoted to Team K, February 24, 2014)
- Iino, Okawa, Tatsuya, and Taniguchi were 15th generation "tentative" members. Okawa and Tatsuya joined on October 28, 2013, whereas Iino and Taniguchi joined on April 14, 2014.
- 2nd Generation (Draftees) (2015)
- Kubo Satone (久保怜音, promoted to Team K, September 27, 2017)
- Takahashi Kira (高橋希良, graduated April 11, 2017)
- Chiba Erii (千葉恵里, promoted to Team 4, September 27, 2017)
- Nishikawa Rei (西川怜, promoted to Team B, September 27, 2017)
- Nomura Nao (野村奈央, graduated August 10, 2017)
- Hiwatashi Yui (樋渡結依, promoted to Team A, February 10, 2016)
- Yamabe Ayu (山邊歩夢, promoted to Team B, September 27, 2017)
- 16th Generation (2016)
- Asai Nanami (浅井七海, promoted to Team 4, December 8, 2017)
- Inagaki Kaori (稲垣香織, promoted to Team 4, December 8, 2017)
- Umemoto Izumi (梅本和泉, graduated November 25, 2018)
- Kurosu Haruka (黒須遥香, promoted to Team 4, May 13, 2019)
- Sato Minami (佐藤美波, promoted to Team A, September 12, 2019)
- Shoji Nagisa (庄司なぎさ, graduated November 4, 2018)
- Suzuki Kurumi (鈴木くるみ, promoted to Team A, December 8, 2017)
- Taguchi Manaka (田口愛佳, promoted to Team A, December 8, 2017)
- Taya Misaki (田屋美咲, promoted to Team 4, December 8, 2017)
- Nagatomo Ayami (長友彩海, promoted to Team K, December 8, 2018)
- Noguchi Nanami (野口菜々美, withdrew March 31, 2017)
- Harima Nanami (播磨七海, graduated April 12, 2019)
- Honma Mai (本間麻衣, promoted to Team 4, December 8, 2020)
- Maeda Ayaka (前田彩佳, promoted to Team A, December 8, 2017)
- Michieda Saki (道枝咲, promoted to Team A, September 12, 2019)
- Muto Orin (武藤小麟, promoted to Team K, December 8, 2017)
- Yasuda Kana (安田叶, promoted to Team K, December 8, 2017)
- Yamauchi Mizuki (山内瑞葵, promoted to Team 4, December 8, 2017)
- Yamane Suzuha (山根涼羽, promoted to Team A, December 8, 2018)
- 3rd Generation (Draftees) (2018)
- Ishiwata Sena (石綿星南, promoted to Team 4, December 8, 2020)
- Okada Rina (岡田梨奈, promoted to Team K,July 27, 2019)
- Otake Hitomi (大竹ひとみ, promoted to Team B, September 7, 2019)
- Omori Maho (大盛真歩, promoted to Team B, December 8, 2018)
- Katsumata Saori (勝又彩央里, graduated June 2, 2019)
- Kamiyama Riho (神山莉穂, graduated October 20, 2018)
- Kitagawa Yuri (北川悠理, resigned March 4, 2018)
- Kuramoto Miyuu (蔵本美結, promoted to Team 4, December 8, 2020)
- Kobayashi Ran (小林蘭, promoted to Team K, July 27, 2019)
- Saito Haruna (齋藤陽菜, promoted to Team B, September 7, 2019)
- Sato Shiori (佐藤詩識, graduated November 27, 2019)
- Suenaga Yuzuki (末永祐月, graduated November 30, 2020)
- Tada Kyoka (多田京加, promoted to Team 4, December 8, 2018)
- Nagano Megumi (永野恵, promoted to Team K, December 8, 2020)
- Harasawa Otohi (原澤音妃, resigned August 22, 2018)
- Furukawa Nazuna (古川夏凪, promoted to Team A, December 8, 2020)
- Honda Sora (本田そら, promoted to Team A, December 8, 2020)
- Yahagi Moeka (矢作萌香, promoted to Team K, December 8, 2018)
- Yoshihashi Yuzuka (吉橋柚花, promoted to Team 4, December 8, 2020)
- 17th Generation (2022)
- Ota Yuki (太田有紀, promoted to regular member, March 17, 2024)
- Kohama Kokone (小濱心音, promoted to regular member, March 17, 2024)
- Sato Airi (佐藤綺星, promoted to regular member, March 17, 2024)
- Hashimoto Eriko (橋本恵理子, promoted to regular member, March 17, 2024)
- Hasegawa Niina (長谷川新奈, resigned August 28, 2022)
- Hatakeyama Nozomi (畠山希美, promoted to regular member, March 17, 2024)
- Hirata Yuki (平田侑希, promoted to regular member, March 17, 2024)
- Hotei Moka (布袋百椛, promoted to regular member, March 17, 2024)
- Masai Mayuu (正鋳真優, promoted to regular member, March 17, 2024)
- Mizushima Miyuu (水島美結, promoted to regular member, March 17, 2024)
- Yamazaki Sora (山﨑空, promoted to regular member, March 17, 2024)
- 18th Generation (2023)
- Akiyama Yuna (秋山由奈)
- Arai Sae (新井彩永)
- Kudo Kasumi (工藤華純)
- Kubo Hinano (久保姫菜乃)
- Sako Yumemi (迫由芽実)
- Narita Kohina (成田香姫奈)
- Yagi Azuki (八木愛月)
- Yamaguchi Yui (山口結愛)
- 19th Generation (2024)
- Ito Momoka (伊藤百花)
- Okumoto Kairi (奥本カイリ)
- Kawamura Yui (川村結衣)
- Shiratori Sari (白鳥沙怜)
- Hanada Mei (花田藍衣)
Kenkyuusei Selections
AKB48 became known as Team Kenkyuusei in January 2009. Since then, AKS has held internal auditions to choose kenkyuusei to make up Team Kenkyuusei. The kenkyuusei who did not pass the audition graduated. Members who graduated from Kenkyuusei Selections are encouraged to come back.
First Team Kenkyuusei Audition
- 4th through 7th generation members participated
- Ended January, 2009
- Graduating Members: Suzuki Nae, Fujimoto Sara, Muranaka Satomi, Tomita Mayu, Hatakeyama Arisa
Second Team Kenkyuusei Audition
- 4th through 8th generation members participated
- Ended May, 2009
- No graduating members
Third Team Kenkyuusei Audition
- 8th and 9th generation members participated
- Publicly referred to as the "Kenkyuusei Selection"
- Ended November 30, 2009
- Graduating members: Asai Madoka, Ishii Ayaka, Ishibe Aya, Kaku Grace, Komizu Nanami, Sakamoto Rio, Sugiyama Miku, Tomite Ami, Miki Nikoru, Muranaka Satomi
Fourth Team Kenkyuusei Audition
- 8th, 9th and 10th generation members participated
- Publicly referred to as the "Kenkyuusei Selection"
- Ended June 12, 2010
- Graduating members: Ishiguro Atsuki, Kinumoto Momoko, Fujimoto Sara
Fifth Team Kenkyuusei Audition
- 8th-11th generation kenkyuusei participated
- Publicly referred to as the "Kenkyuusei Selection"
- Ended September 30th, 2010
- Graduating members: Iwasaki Hitomi, Sano Yuriko
Sixth Team Kenkyuusei Audition
- 12th-13th generation kenkyuusei participated
- Publicly referred to as "Kenkyuusei Selection"
- Ended August 5, 2012
- Graduating Members: Amemiya Maika, Kita Shiori, Hasegawa Haruna, Moriyama Sakura, Watanabe Nene
Discography
Compilations / Other
- [2010.12.08] AKB48 - Chance no Junban (Theater) (#3 Fruit Snow - Team Kenkyuusei)
- [2011.02.16] AKB48 - Sakura no Ki ni Narou (Theater) (#3 Ougon Center - team Kenkyuusei)
- [2011.05.25] AKB48 - Everyday, Katyusha (Theater) (#3 Anti - team Kenkyuusei)
- [2011.10.26] AKB48 - Kaze wa Fuiteiru (Theater) (#3 Tsubomitachi - Team 4 + Kenkyuusei)
- [2012.08.15] AKB48 - 1830m (#2-10 Sakuranbo to Kodoku)
- [2012.10.31] AKB48 - UZA (Theater) (#3 Otona e no Michi)
- [2013.02.20] AKB48 - So long! (Theater) (#3 Tsuyoi Hana)
- [2013.05.22] AKB48 - Sayonara Crawl (Theater) (#3 LOVE Shugyou)
- [2013.10.30] AKB48 - Heart Ereki (Theater) (#3 Kimi no Hitomi wa Planetarium)
- [2017.08.30] AKB48 - #SukiNanda (Theater) (#3 Dakitsukou ka? - AKB48 16th Generation Kenkyuusei)
Units
- Mini Skirt (ミニスカート)
- Ojarumaru Sisters (おじゃる丸シスターズ)
Trivia
- Kenkyuusei shows cost ¥2000 for men and ¥1000 for women and students
- The 8th generation of AKB48 is the only generation to have no representative members in the group
External Links