- Name: Kobayashi Honoka (小林萌花)
- Nickname: Yashikoba (やしこば)
- Birthdate: August 16, 2000
- Birthplace: Tokyo, Japan
- Height: 164cm
- Specialties: Piano, painting
- Hobbies: Eating, listening to music
- Looks Up To: Sato Masaki, Kamikokuryou Moe
- Hello! Project groups:
- BEYOOOOONDS (2018–)
Kobayashi Honoka was revealed as one of three winners of the 2018 Hello! Project "ONLY YOU" Audtion, alongside Hirai Miyo and Satoyoshi Utano, on December 3, 2018 during the "BEYOOOOONDS Ouen Kikaku FC Event 2018 ~Fuyu no Jin ZIN~" at Yamano Hall. The three of them would become members of the collective group BEYOOOOONDS alongside members of units CHICA#TETSU and Ame no Mori Kawa Umi.
- TV Programs
-  The Girls Live
- [2019–] Hello! Station (ハロ!ステ)
-  Hello Pro no Oshigoto Challenge! (ハロプロのお仕事チャレンジ!)
-  Hello Pro Kouhaku Taiko THE☆BATTLE 2019 (ハロプロ紅白対抗 ザ☆バトル2019)
-  Hello Pro no Oshigoto Challenge! 2 (ハロプロのお仕事チャレンジ!2)
-  Kagome GO! ME. "ONE DAY"
-  Fushigi no Kuni no Alice Tachi (不思議の国のアリスたち)
-  Reborn ~13-nin no Tamashi wa Kami-sama no Yume wo Miru~ (リボーン~13人の魂は神様の夢を見る~) (as Chopin)
-  Arabeyooooonds Nights (アラビヨーンズナイト) (as Onkou-san)
- [2019–] Kanazawa Tomoko no Vivid Midnight (金澤朋子のVivid Midnight)
- [2020–] BEYOOOOONDS no Biyo～～～～～tto Tobikoe Night! (BEYOOOOONDSのビヨ～～～～～っと飛び越えナイト!)
- [2020–] BEYOOOOONDS no O no Kazu wa Itsutsu Desu (BEYOOOOONDSのOの数は5つです)
- Was in her 3rd year as a student at the Tokyo College of Music High School (東京音楽大学付属高等学校) when she joined BEYOOOOONDS.
- Enrolled in a music college in April 2019 to continue studying piano alongside her idol work.
- Her favorite genres of music are J-Pop, classical, and western music.
- Her favorite sport is kendo.
- Her motto is "Where there's a will, there's a way" (為せば成る; Naseba naru).
- Has a pet cat named Clara, after the 19th century German composer Clara Schumann.
- Became a fan of Hello! Project by watching idol videos while in bed with the flu; she thought they were cool and wanted to become someone that could give energy to others. She has specifically mentioned Morning Musume member Fukumura Mizuki's dash across the stage to perform with a suddenly injured Michishige Sayumi during the latters graduation concert.
- Her favorite Hello! Project songs are "Naseba Naru" by Kobushi Factory and "One・Two・Three" by Morning Musume.
- She started playing piano when she was 5 years old. She considers it part of her identity and wants to be strongly associated with it.
- Her favorite composers are Brahms and Mozart.
- Likes listening to music, painting, studying languages, and eating.
- Her favorite foods are natto and mayonnaise. She likes drinking coffee and tea.