Mahjong-playing sisters Kasumi, Miki, and Shouko are sent to a world where mahjong tiles are currency. In order to return to their world, they must defeat a mahjong-playing rabbit who rules the land.
| Actor | Role |
|---|---|
 Yumiko ShibataKasumi Serizawa (voice) | Kasumi Serizawa (voice) |
 Mayumi ShouMiki Serizawa (voice) | Miki Serizawa (voice) |
 Yuriko YamamotoShoko (voice) | Shoko (voice) |
 Aya HisakawaYu (voice) | Yu (voice) |
 Mari MarutaKaori (voice) | Kaori (voice) |
| MMayumi SetoMana (voice) | Mana (voice) |
 Kae ArakiSpying Cat (voice) | Spying Cat (voice) |
| KKazuma TanakaRabijan (voice) | Rabijan (voice) |
 Kohei MiyauchiMedium (voice) | Medium (voice) |
 Masaharu SatoYiping (voice) | Yiping (voice) |
 Masaya OnosakaRyu (voice) | Ryu (voice) |
| TTomomi SuroCat (voice) | Cat (voice) |