Kyouko Ayukawa

Kyouko Ayukawa (鮎川 京子) 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 baritone saxophonist in Kumiko Oumae's second year.

Etymology

 * The name Kyouko means "capital city" (京) (kyou) and "child" (子) (ko).
 * Kyouko's surname Ayukawa means "Sweetfish, freshwater trout" (鮎) (ayu) and "river, stream" (川) (kawa).
 * Sweetfish is a species of fish.

Trivia

 * Kyouko's love towards the baritone sax won't compare to anyone else's: "It’s the best!"
 * While she wishes that the other baritone sax player Tadashi Endou who would be a bit more resolved, she does recognize his ability to play the instrument.