- Birth Name: Ishiwata Sena (石綿星南)
- Nickname: Senatan (せなたん)
- Date of Birth: February 22, 2002
- Place of Birth: Kanagawa, Japan
- Blood Type: O
- Height: 146cm
- Bands / Groups:
- Currently a member of AKB48 Kenkyuusei. She was a candidate for the 3rd AKB48 Group Draft and was drafted by Team 4 in the first round.
- Her first choice as a draft member was AKB48.
- When she decides to do something, she does until the end, but she can also be shy.
- Her hobbies include watching stage plays.
- Her special talent is the clarinet.
- She admires Murayama Yuiri and Yokoyama Yui.