Rei Kiriyama (voice)
Scorekeeper (voice) / Moderator (voice)
Hinata Kawamoto / Mike-chan (voice) / Hinata Kawamoto (voice)
Akari Kawamoto / Kuro-chan (voice) / Akari Kawamoto (voice)
Momo Kawamoto / Shiro-chan (voice) / Momo Kawamoto (voice)
Harunobu Nikaidou (voice)
Someji Kawamoto (voice)
Authorized Person 1 (voice) / Tournament Attendee (voice)
Kai Shimada (voice)
Tatsuyuki 'Smith' Misumi (voice)
Takashi Hayashida (voice)
Kyouko Kouda (voice) / Kyouko Kouda / Ayumu Kouda (voice)
Takanori Jinguuji (voice)
Issa Matsumoto (voice)
Okuyasu Yokomizo (voice)
Yuusuke Takahashi (voice)
Hanaoka (voice) / Hanaoka / Scorekeeper (voice)
Kimura (voice) / Clerk (voice)
Sakutarou Yanagihara (voice)
Rei Kiriyama as a Child (voice)
Takashi (voice) / Female Shogi Player (voice)
Masamune Gotou (voice)
Misaki Kawamoto (voice)
Masachika Kouda (voice)
