Riko Sakurauchi is one of the main characters in Love Live! Sunshine!!. She is a member of the idol group Aqours .
- She confessed her love for Chika in one of the episodes.
- She calls Yoshiko "Yocchan".
- Bought a yuri romance manga called "Chin in hand kisses!" in one of the episodes.
- In the PV for the second season of the anime, she is seen carrying You on her back.
- You hugs her in one of the Dengeki G's magazine issues.
- When she sees Chika's panties during episode 1 of season 2 she blushes and tries to cover her eyes.
- She holds hand with Chika in the ending theme of Sunshine season 2.