Sayaka Fukui

Sayaka Fukui is a supporting character in the Sound! Euphonium series. She is a student at Kitauji High School in the same year as Kumiko Oumae who plays trombone in the school's concert band. She switched to bass trombone in her third year. Sayaka has short black hair where she uses a hair clip with seal face to ties her hair into a knot on the left side of her head and brown eyes.

Not much is known about Sayaka's personality, but she seems to be a nice and cheerful person where she and Team Monaka created lucky charms for A-team members and played a piece to congratulate them after they won gold in the first competition.