The opening scene of the first part of the theatrical anime "Final Movement Sound! Euphonium" has been released on YouTube.

From the opening video of the first part of the theatrical animation "Final Movement Sound! Euphonium"
The first part of the theatrical anime "Final Movement Sound! Euphonium" just released on April 24th. This work is the final theatrical release of "Sound! Euphonium 3," which reached its final episode on TV in 2024, and includes brush-ups of the main cut by Kyoto Animation and the addition of new scenes. In the opening video, you can see a new scene in which the main character, Kumiko Kumae, plays the euphonium, remembering the day she received a note with the music score for the song "Sound! Euphonium" written on it from her admired senior. Additionally, a performance scene featuring a wind band cover of Gen Hoshino's ``Koi'' was also included.
"Final Movement Sound! Euphonium" Part 1 Opening Video
Behind the Scenes
Related features and interviews provide a deeper look into the making of the anime, including a special feature with author Hamachi Yamada and "Sound! Euphonium" character Ayano Takeda, as well as an interview with "Sound! Euphonium 2" director Tatsuya Ishihara and original author Ayano Takeda.

“Mikazuki March” special feature Author Hamachi Yamada x “Sound! Euphonium” Ayano Takeda Conversation
July 28, 2020

“Sound! Euphonium 2” director Tatsuya Ishihara x original author Ayano Takeda
December 5, 2016