- Kanata Aikawa
- vocals: opening theme / vocals: ending theme / vocals: Gekka Hakanabi / vocals: Sayonara kara Hajimaru Monogatari / vocals: The One and Only (12 episodes, 2021)
- Moka Hinata
- vocals: opening theme / vocals: ending theme / vocals: Gekka Hakanabi / vocals: Sayonara kara Hajimaru Monogatari / vocals: The One and Only (12 episodes, 2021)
- Mai Kanno
- vocals: opening theme / vocals: ending theme / vocals: Sunny Peace Harmony / vocals: Everyday! Sunnyday! / vocals: First Step / vocals: Sayonara kara Hajimaru Monogatari (12 episodes, 2021)
- Ryûjin Kiyoshi
- lyrics and music: opening theme (12 episodes, 2021)
- Yoshiki Minami
- music producer (12 episodes, 2021)
- Koharu Miyazawa
- vocals: opening theme / vocals: ending theme / vocals: Gekka Hakanabi / vocals: Sayonara kara Hajimaru Monogatari / vocals: The One and Only (12 episodes, 2021)
- Kokona Natsume
- vocals: opening theme / vocals: ending theme / vocals: Gekka Hakanabi / vocals: Sayonara kara Hajimaru Monogatari / vocals: The One and Only (12 episodes, 2021)
- Nao Sasaki
- vocals: opening theme / vocals: ending theme / vocals: Sunny Peace Harmony / vocals: Everyday! Sunnyday! / vocals: Sayonara kara Hajimaru Monogatari (12 episodes, 2021)
- Yukina Shuto
- vocals: opening theme / vocals: ending theme / vocals: Sunny Peace Harmony / vocals: Everyday! Sunnyday! / vocals: Sayonara kara Hajimaru Monogatari (12 episodes, 2021)
- Mirai Tachibana
- vocals: opening theme / vocals: ending theme / vocals: Gekka Hakanabi / vocals: First Step / vocals: Sayonara kara Hajimaru Monogatari / vocals: Song For You / vocals: The One and Only (12 episodes, 2021)
- Kanon Takao
- vocals: opening theme / vocals: ending theme / vocals: Sunny Peace Harmony / vocals: Everyday! Sunnyday! / vocals: Sayonara kara Hajimaru Monogatari (12 episodes, 2021)
- Moeko Yuki
- vocals: opening theme / vocals: ending theme / vocals: Sunny Peace Harmony / vocals: Everyday! Sunnyday! / vocals: Sayonara kara Hajimaru Monogatari (12 episodes, 2021)
- Sakai Yuu
- music: ending theme / music: Song For You (12 episodes, 2021)
- Takayuki Tonegawa
- lyrics: ending theme / lyrics and music: Gekka Hakanabi / lyrics and music: Shine Purity: Kagayaki no Jundo / lyrics and music: The One and Only / lyrics and music: ending theme (8 episodes, 2021)
- Pa-Non
- lyrics: First Step / lyrics: Song For You / lyrics: ending theme (6 episodes, 2021)
- Kazuya Saka
- music: Gekka Hakanabi / music: Shine Purity: Kagayaki no Jundo / music: The One and Only / music: ending theme (5 episodes, 2021)
- Sayaka Kanda
- vocals: First Step / vocals: Hoshi no Umi no Kioku (4 episodes, 2021)
- Katsutoshi Kitagawa
- lyrics and music: Sunny Peace Harmony / lyrics and music: Everyday! Sunnyday! / lyrics and music: ending theme / music: ending theme (4 episodes, 2021)
- Ookii Reiji
- music: ending theme (4 episodes, 2021)
- Hidekazu Tanaka
- music: First Step (4 episodes, 2021)
- Acane Madder
- lyrics: Sunny Peace Harmony (3 episodes, 2021)
- Sora Amamiya
- vocals: ending theme / vocals: Aile to Yell / vocals: Les Plumes (2 episodes, 2021)
- Momo Asakura
- vocals: ending theme / vocals: Aile to Yell / vocals: Les Plumes (2 episodes, 2021)
- Konomi Fujimura
- lyrics: Everyday! Sunnyday! / lyrics: ending theme (2 episodes, 2021)
- Kz
- lyrics and music: ending theme / lyrics and music: Aile to Yell / lyrics and music: Les Plumes (2 episodes, 2021)
- Q. M. Hz
- music: ending theme / lyrics and music: Giri-Giri Borderless World / lyrics and music: Shock Out, Dance!! (2 episodes, 2021)
- Shiina Natsukawa
- vocals: ending theme / vocals: Aile to Yell / vocals: Les Plumes (2 episodes, 2021)
- Ayahi Takagaki
- vocals: ending theme / vocals: Giri-Giri Borderless World / vocals: Shock Out, Dance!! (2 episodes, 2021)
- Haruka Tomatsu
- vocals: ending theme / vocals: Giri-Giri Borderless World / vocals: Shock Out, Dance!! (2 episodes, 2021)
- Yûki Kishida
- music: Sayonara kara Hajimaru Monogatari (1 episode, 2021)
- Masayoshi Oishi
- lyrics and music: Sayonara kara Hajimaru Monogatari (1 episode, 2021)
- Yashikin
- lyrics and music: Hoshi no Umi no Kioku (1 episode, 2021)
