The next piece begins! Kumiko is now in her second year at Kitauji High School, and with a new year comes new problems. As if making it to Nationals wasn't hard enough, Kumiko is tasked with mentoring the concert band's troublesome first years – each with their own distinct personality and problems to solve. With Kumiko busy juggling both the concert band and her new role as senpai, how does her relationship with Shuuichi fit into the picture?
Is Sound! Euphonium the Movie - Our Promise: A Brand New Day on Netflix? Unfortunately the movie Sound! Euphonium the Movie - Our Promise: A Brand New Day is not yet available on Netflix.
| Visual Effects | Joji Unoguchi | 3D Artist |
| Visual Effects | Mei Isai | Key Animation |
| Writing | Jukki Hanada | Screenplay |
| Sound | Masahiro Owada | Music Supervisor |
| Art | Hiroyuki Takahashi | Prop Designer |
| Visual Effects | Hiroyuki Takahashi | Animation Director |
| Art | Mutsuo Shinohara | Art Designer |
| Production | Yoko Hatta | Executive Producer |
| Production | Yoko Kogawa | Executive Producer |
| Production | Shunji Inoue | Executive Producer |
| Production | Yota Tsuruoka | Executive Producer |
| Visual Effects | Naoko Yamada | Key Animation |
| Directing | Noriyuki Kitanohara | Second Unit Director |
| Visual Effects | Noriyuki Kitanohara | Key Animation |
| Directing | Yasuhiro Takemoto | Second Unit Director |
| Directing | Taichi Ogawa | Second Unit Director |
| Visual Effects | Taichi Ogawa | Key Animation |
| Directing | Shinpei Sawa | Second Unit Director |
| Visual Effects | Shinpei Sawa | Key Animation |
| Directing | Minoru Ota | Second Unit Director |
| Visual Effects | Minoru Ota | Key Animation |
| Visual Effects | Shouko Ikeda | Supervising Animation Director |
| Visual Effects | Futoshi Nishiya | Supervising Animation Director |
| Visual Effects | Nobuaki Maruki | Animation Director |
| Visual Effects | Nobuaki Maruki | Key Animation |
| Visual Effects | Yuki Tsunoda | Animation Director |
| Visual Effects | Yuki Tsunoda | Key Animation |
| Visual Effects | Kohei Okamura | Animation Director |
| Visual Effects | Kohei Okamura | Key Animation |
| Visual Effects | Yuko Myouken | Animation Director |
| Visual Effects | Yuko Myouken | Key Animation |
| Visual Effects | Tatsunari Maruko | Animation Director |
| Visual Effects | Tatsunari Maruko | Key Animation |
| Visual Effects | Seiichi Akitake | Animation Director |
| Visual Effects | Seiichi Akitake | Key Animation |
| Visual Effects | Kazumi Ikeda | Animation Director |
| Visual Effects | Miku Kadowaki | Animation Director |
| Directing | Naoko Yamada | Second Unit Director |
| Visual Effects | Yoshinori Urata | Key Animation |
| Visual Effects | Hiroshi Karata | Key Animation |
| Visual Effects | Rie Sezaki | Key Animation |
| Visual Effects | Fumie Okano | Key Animation |
| Visual Effects | Kunihiro Hane | Key Animation |
| Visual Effects | Taira Yamaguchi | Key Animation |
| Visual Effects | Nami Iwasaki | Key Animation |
| Visual Effects | Hidehiro Asama | Key Animation |
| Visual Effects | Sana Suzuki | Key Animation |
| Visual Effects | Kota Sato | Key Animation |
| Visual Effects | Ryosuke Shirakawa | Key Animation |
| Visual Effects | Sae Sawada | Key Animation |
| Visual Effects | Shiho Morisaki | Key Animation |
| Visual Effects | Ryo Miyaki | Key Animation |
| Visual Effects | Ami Kuriki | Key Animation |
| Visual Effects | Mariko Takahashi | Key Animation |
| Visual Effects | Ryouhei Muta | Key Animation |
| Visual Effects | Eisaku Kawanami | Key Animation |
| Visual Effects | Tatsuya Satou | Key Animation |
| Visual Effects | Kayo Hikiyama | Key Animation |
| Visual Effects | Takuya Yamamura | Key Animation |
| Visual Effects | Maiko Hado | Key Animation |
| Visual Effects | Kyohei Ando | Key Animation |
| Visual Effects | Seiya Kumano | Key Animation |
| Visual Effects | Sayaka Watanabe | Key Animation |
| Visual Effects | Chiharu Kuroda | Key Animation |
| Visual Effects | Saeko Fujita | Key Animation |
| Visual Effects | Aoi Matsumoto | Key Animation |
| Visual Effects | Sumire Kusano | Key Animation |
| Visual Effects | Yuki Yokoyama | Key Animation |
| Visual Effects | Chika Kamo | Key Animation |
| Visual Effects | Tamami Tokuyama | Key Animation |
| Visual Effects | Yusuke Miyahara | Key Animation |
| Visual Effects | Miho Takechi | Key Animation |
| Visual Effects | Yurika Ono | Key Animation |
| Visual Effects | Tomomi Sato | Key Animation |
| Visual Effects | Momoka Yoshizaki | Key Animation |
| Visual Effects | Kakeru Isokawa | Key Animation |
| Visual Effects | Akiyo Takeda | Color Designer |
| Crew | Rina Miura | Special Effects |
| Art | Naoki Hosokawa | Background Designer |
| Art | Shingo Kasai | Background Designer |
| Art | Tomoki Hiraishi | Background Designer |
| Art | Mikiko Watanabe | Background Designer |
| Art | Aki Yamatogi | Background Designer |
| Art | Momoka Hase | Background Designer |
| Art | Sayaka Ichiyama | Background Designer |
| Art | Shouko Ochiai | Background Designer |
| Art | Shuuya Uchiyama | Background Designer |
| Art | Mao Takayama | Background Designer |
| Art | Shiori Yamasaki | Background Designer |
| Art | Miyuki Hiratoko | Background Designer |
| Art | Ikuko Tamine | Background Designer |
| Art | Nozomi Oishi | Background Designer |
| Art | Shuhei Okude | Background Designer |
| Art | Yukiko Takeuchi | Background Designer |
| Art | Lee Cheon-bok | Background Designer |
| Art | Kim Ji-hee | Background Designer |
| Art | Park Jung-ah | Background Designer |
| Art | Lee Mi-jin | Background Designer |
| Art | Sakako Itakura | Background Designer |
| Art | Kouji Maruyama | Background Designer |
| Art | Marie Kitai | Background Designer |
| Art | Kazuki Ikeda | Background Designer |
| Art | Etsuko Abe | Background Designer |
| Visual Effects | Yoshiko Tanaka | Compositing Artist |
| Visual Effects | Hiroki Ueda | Compositing Artist |
| Visual Effects | Kohei Funamoto | Compositing Artist |
| Visual Effects | Teru Matsumoto | Compositing Artist |
| Visual Effects | Kazuki Ueno | Compositing Artist |
| Visual Effects | Norihiro Tomiita | 3D Director |
| Visual Effects | Rin Yamamoto | 3D Animator |
| Visual Effects | Yuji Shibata | 3D Animator |
| Visual Effects | Mitsuki Takaki | 3D Animator |
| Sound | Eiko Morikawa | Sound Effects |
| Sound | Shigeru Saito | Music Producer |
| Production | Shigeru Saito | Producer |
| Production | Eharu Ohashi | Producer |
| Production | Shinichi Nakamura | Producer |
| Art | Atsushi Kiyama | Background Designer |
| Production | Megumi Suzuki | Producer |
| Production | Yoshifumi Yarimizu | Producer |
| Art | Tatsuya Ishihara | Storyboard Artist |
| Sound | Yasushi Nagura | Sound Recordist |
| Production | Areum Han | Production Manager |
| Production | Keisuke Yokota | Production Manager |
| Production | Yotaro Sato | Production Manager |
| Production | Saki Yasuda | Production Manager |
| Production | Mika Cho | Production Manager |
| Production | Anna Asano | Production Manager |
| Production | Takahisa Fujita | Production Manager |
| Production | Anna Yamada | Production Manager |
| Writing | Ayano Takeda | Novel |
| Directing | Tatsuya Ishihara | Director |
| Sound | Akito Matsuda | Original Music Composer |
| Camera | Kazuya Takao | Director of Photography |
| Editing | Kengo Shigemura | Editor |
| Production | Takuma Nagao | Publicist |
| Visual Effects | Shouko Ikeda | Character Designer |
| Art | Mutsuo Shinohara | Art Direction |
| Sound | Yota Tsuruoka | Sound Director |
