Ikuta Erina (生田衣梨奈)
- Nicknames: Eripon (えりぽん)
- Birthdate: July 7, 1997
- Birthplace: Fukuoka, Japan
- Blood type: A
- Astrological Sign: Cancer
- Height: 155cm
- Hobbies: Dance, golf
- Specialties: Typing fast on a cellphone, sleeping anywhere
- Favorite Food: Strawberry, dry-cured ham
- Favorite Color: White, black, red, yellow
- Looks Up To: Kamei Eri, Michishige Sayumi, Tanaka Reina, Maeda Yuuka
- Favorite word: Love
- Favorite song: Ookii Hitomi
Ikuta Erina was selected from Morning Musume’s 9th Generation audition to join the group on January 02, 2011, along with Sayashi Riho, Suzuki Kanon, and the former Hello Pro Egg Fukumura Mizuki.
The ninth generation made their official presentation on the same day they were announced as new members in Hello! Project 2011 WINTER ~Kangei Shinsen Matsuri~ concert, and they participated in the songs: “Aozora ga Itsumademo Tsuzuku You na Mirai de Are!” and “Tomo”.
- She was formerly with Elegant Promotion agency as a child model.
- She is a big AKB48 fan, especially of Kojima Haruna.
- Her motto is “willingness is important!”
- Her official Morning Musume member colour is dark purple.
- Her cousin is the gravure idol and stage play actress Takigawa Aya.
- Both Takahashi Ai and Michishige Sayumi have described her character as KY or gross.
- Sang Lilpri’s “Little Princess Pri!” for her ninth generation audition.
- Appears to be good friends with Fukumura Mizuki and Michishige Sayumi.
- Morning Musume (2011 – )