Uehara (上原) is a student at Kaimei High School who once confessed to Koma. According to Switch's research, he has a reputation of going after any girl with a pretty face. When he witnessed Koma's incredible strength in action, he quickly decided against dating her.

Manga Debut: Chapter 95 (Koma-chan's Problem)
Anime Debut: Episode 53 (A Graceful Melody for Koma-chan)

(Source: SKET Dance Wikia)