A 168-hour nonstop amateur women's mahjong tournament is being held to determine the best in Japan, with a prize of 100 million yen. Four women, each with a dark past, participate...
| Actor | Role |
|---|---|
 Riku MinatoNot listed | Not listed |
| MMiki TokukaNot listed | Not listed |
| RRio ShimuraNot listed | Not listed |
 Jun MamiyaNot listed | Not listed |