Riko Saikawa

**Relatives**: [Georgie Saikawa](https://anilist.co/character/120978/Georgie-Saikawa) (older sister)

Riko Saikawa is [Kanna's](https://anilist.co/character/120974/Kanna-Kamui) friend and classmate in elementary school. A running gag involves her becoming overwhelmingly flushed with bliss every time she and Kanna make physical contact, al...