- Birth Name: Osawa Ai (大澤藍)
- Nickname: Aicha (あいちゃ)
- Date of Birth: January 29, 2001
- Place of Birth: Osaka, Japan
- Blood Type: O
- Height: 156.7cm
- Bands / Groups:
NMB48 Song Participation
|Boku Datte Naichau yo||Yume wa Nigenai||Kenkyuusei|
|Tokonoma Seiza Musume||2banme no Door|
- Currently a member of NMB48 Kenkyuusei. She was a candidate for the 3rd AKB48 Group Draft and was drafted by Team M in the fifth round. It was announced on June 18, 2019 she would be leaving the group at the end of the month. Her graduation live will be held on June 30th.
- Her first choice as a draft member was NMB48.
- She finishes what she starts, but she has short thumbs.
- Her hobbies include eating while walking.
- Her special talent is tongue-twisters.
- She admires Shibuya Nagisa.