Oto no Legato

A shy girl, Miwane, is starting high school student today.
A music lover, she wanted to join the band, but... there is no brass band at this school!?
But there was the sound of a brass instrument coming from somewhere...?

A youthful story of girls connected through their small musical ensemble!

(Source: Manga Time Kirara Forward, translated)

Note: Includes 1 extra chapter.