Name: Kobayashi Marina (小林茉里奈)
Nickname: Marinchan (まりんちゃん)
Birthdate: February 24, 1996
Hometown: Tokyo (東京都)
Height: 154.2 cm
3 Sizes: B78 W58 H80
Blood Type: O
Favorite Food: Cheese, snack
Hobbies: Eating, dancing, watching anime and idols
Special Skill(s): Observing people, making snacks
Favorite Color: Pink
Catch Phrase: あなたも、あなたも、まりなってる。10期研究生15歳高校1年生の小林茉里奈です。 Anatamo, anatamo, marinatteru. Jyuu kisei jyu go sai kou kou ichi nen sei no kobayashi marina desu.
(You, and you, are loving Marina .)
- March 2010, successfully passed AKB's 10 gen audition, becomes AKB's RS backup
- June 2010, passed the selection ceremony, gets into AKB RS team
- 20th September 2011, achieved No. 4 in the 2nd Janken Tournament, gets into her first senbatsu the 24th single.