Junna Inoue is a supporting character in Sound! Euphonium series. She is a student at Kitauji High School in the same year as Kumiko Oumae who is a percussionist in the school's concert band. She became the band's percussion section leader during Kumiko's third year. (Source: Hibike! Euphonium Wiki) No voice actors have been added to this character. Help improve our database by searching for a voice actor, and adding this character to their roles .