- Birth Name: Mitomo Mashiro (御供茉白)
- Nickname: Macchan (まっちゃん)
- Date of Birth: November 25, 2005
- Place of Birth: Yamagata, Japan
- Blood Type: AB
- Bands / Groups:
- Currently a member of AKB48 Team 8 as the second representative of Yamagata. She was chosen from a new audition after Hayasaka Tsumugi graduated in April 2018.