Aine Kohara

is a side character of Sound! Euphonium: The Movie - Our Promise: A Brand New Day film. She is a new first-year at Kitauji High School who joins the band as a hornist in Kumiko Oumae's second year.
== Personality ==
Aine has calm personality.
== Etymology ==
* The name Aine means "love, affection" (愛) (ai) and "sound" (音) (ne).
* Aine's surname Kohara means "small" (小) (ko) and "field, plain" (原) (hara).
== Trivia ==
* Aine is often told that she is like a genius who can handle everything flawlessly. Her grades are excellent, so she tutors other first-year band members before their tests that her senpais call that as "Kohara cram school".
== Gallery ==
S3 horn members.jpg
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Ensemble13.png
Category:Horn Players
Category:New Members
Category:First Years
Category:Kitauji High School
Category:Concert Band Members
Category:Characters
Category:Female
Category:Brass Players