Hashimoto Momoko (橋本桃呼) is a former member of Hello! Project as a member of Hello! Pro Kenshuusei. She first appeared as a finalist in the Hello! Project New Member Audition in 2017. On April 23, 2018 it was announced that her training had finished and she was no longer a member.
- Name: Hashimoto Momoko (橋本桃呼)
- Birthday: June 28, 2003
- Birthplace: Yamaguchi, Japan
- Bloodtype: AB
- Specialty: Ballroom dancing, impressions
- Hobbies: Reading, collecting squishies (スクイーズ; sukuizu)
- Looks Up To: Inoue Rei
- Hello! Project groups:
- Hello! Pro Kenshuusei (2017–2018)
- Other groups:
-  Shoujo-tachi no Ketsudan ~Mitchaku!! Hello! Project 20th Anniversary Audition~ (少女たちの決断〜密着!!ハロー!プロジェクト20周年オーディション〜)
- Made her first live appearance at the "Hello! Project Kenshuusei Happyoukai December 2017 ~Conti→New!~" event on December 10, 2017.
- Prior to the Hello! Project audition, she participated in the Alice Project audition for the trainee unit SURIJIE.
- Was a finalist in the 2017 Hello! Project New Member Audition; her number was #176. No finalists passed the audition.
- Has an older sister, Hashimoto Rara, that is an idol and Hello! Project fan that lists Kudo Haruka, Oda Sakura, Makino Maria, Tamura Meimi, Katsuta Rina, Takeuchi Akari, Wada Ayaka, and Nakanishi Kana among her favorites.
- Learned about Hello! Project through her sister being a fan of S/mileage, but did not become a fan herself until discovering Kobushi Factory.
- Thinks her charm point is her eyes; she has good eyesight.
- Likes her grandma's dried squid snacks.
- Has a pet mantis named Sakura.
- Her favorite genre of music is J-Pop.
- Her favorite sport is competitive dance.
- Her motto is "One for all, All for one".