Tonchiki Sakina (頓知気さきな) is a member of femme fatale, and a former member of High School Baby from Seishun Koukou 3-Nen C-Gumi. She is the younger sister of fellow femme fatale member Senritsu Kanano.
- Name: Tonchiki Sakina (頓知気さきな)
- Birthday: March 6, 2000 (age 21)
- Birthplace: Osaka, Japan
- Zodiac: Pisces
- Blood Type: B
- Height: 160cm