- Shohei Komatsu
- Â Maa-kun / ... 8 episodes, 2018
- Misaki Ikeda
- Â Ruka / ... 7 episodes, 2018
- Aya Saito
- Â Girl / ... 7 episodes, 2018
- Yoshiyuki Matsuura
- Â Soccer Club Member / ... 7 episodes, 2018
- Shimba Tsuchiya
- Â Soccer Club Member / ... 5 episodes, 2018
- Rei Mochizuki
- Â Girl 5 episodes, 2018
- Emi Shinohara
- Â Ryo's Mother 4 episodes, 2018
- Mikako Komatsu
- Â Reira 4 episodes, 2018
- Kikuko Inoue
- Â Kota's Mother 4 episodes, 2018
- Akira Sekine
- Â Girl 4 episodes, 2018
- Ayahi Takagaki
- Â Rion 4 episodes, 2018
- Miyuki Ichijô
- Â Kota's Grandmother 4 episodes, 2018
- Yuma Uchida
- Â Seiichiro Minamoto 3 episodes, 2018
- Daisuke Kishio
- Â Yamato Machida 3 episodes, 2018
- Hiroyuki Kagura
- Â Ryo Nishimiya 3 episodes, 2018
- Chihiro Suzuki
- Â Akira Tsuchiya 3 episodes, 2018
- Daisuke Namikawa
- Â Shinchiro Minamoto 2 episodes, 2018
- Sayaka Kinoshita
- Â Seiichiro's Mother 2 episodes, 2018
- Sayaka Kitahara
- Â Girl 2 episodes, 2018
- Wataru Urata
- Â Archery Club Member 2 episodes, 2018
- Masato Obara
- Â Seiichiro's Father 2 episodes, 2018
- Yoshitsugu Matsuoka
- Â Subaru Amagaya 1 episode, 2018
- Megumi Hayashibara
- Â Hello Kitty 1 episode, 2018
- Makoto Furukawa
- Â Satoshi Matsuo 1 episode, 2018
- Wataru Hatano
- Â Naoki Sugami 1 episode, 2018
- Makoto Koichi
- Â Seiichiro Minamoto (young) 1 episode, 2018
- Akane Fujita
- Â Yuri Mizuno 1 episode, 2018
- Yuri Noguchi
- Â Girl 1 episode, 2018
- Maiko Nomura
- Â Girl's Mother 1 episode, 2018
- Risae Matsuda
- Â Yu Mizuno (young) 1 episode, 2018
- Shunsuke Kanie
- Â Member 1 episode, 2018
- Takashi Onozuka
- Â Kota's Father 1 episode, 2018
- Kenji Fukuda
- Â Ryo's Father 1 episode, 2018
- Takuya Eguchi
- Â Kota Hasegawa unknown episodes
- Sôma Saitô
- Â Yu Mizuno unknown episodes
- Oosuka Jun
- Â Shunsuke Yushino unknown episodes
