Osei Kiyoshima

"I’m reeaaallly hungry. Poor me. I wanna get to eat some rice soon."

Official Character Profile
  ''' The mood-making trombonist who survives on high energy, excitement, and rice. ''' Osei Kiyoshima (清嶋 桜晴) is a first-year student at Ibuki High School, and plays the trombone in the school's concert band.

Osei is very athletic, and good at all kinds of sports.

He joined the concert band back in middle school because he wanted to enter the same club as Soshu.

His family runs a rice store, and he loves rice while bearing a hatred for the ‘low-carb diet’.