- Birth Name: Utada Hatsuka (歌田初夏)
- Nickname: Hattsu (はっつ)
- Date of Birth: July 8, 2002
- Place of Birth: Aichi, Japan
- Blood Type: A
- Bands / Groups:
AKB48 Song Participation
|High Tension||Hoshizora wo Kimi ni||Team 8 EAST|
|11gatsu no Anklet||Ikiru Koto ni Nekkyou wo!||Team 8|
|Teacher Teacher||Neko Allergy||Team 4|
|Sustainable||Sukida Sukida Sukida||Team 8|
- Currently a member of AKB48 Team 8 as the second representative of Aichi. She was chosen from a new audition after Fujimura Natsuki graduated in April 2016.
- She was announced for a concurrent position with Team 4 during the AKB48 team shuffle in 2017.