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Character:

Inspired by the song of a mysterious military trumpeter, 15-year old Kanata joins the army as a bugler and is assigned to the 1121st Platoon. Despite being gifted with absolute pitch, Kanata initially lacks musical prowess, but gradually improves as the story progresses. She is portrayed as optimistic and cheerful, yet dedicated to her duties as a soldier and as a member of the platoon.

Source from Wikipeida