Touko's best friend who harbors unrequited romantic feelings for her. She initially disapproves of Yuu's involvement with Touko but later encourages Yuu to investigate the student council's past. During a school trip, Sayaka formally confesses to Touko, accepts the rejection gracefully, and supports their relationship despite her own heartbreak.
Sayaka is a friend of Touko
Sayaka and Koyomi are friends
Sayaka becomes friends with Yuu through Touko
Explore the full interactive character relationship map of Bloom Into You