Hiroshi Yamai
 Yamai receiving the top WRC trophy | |
| Full name | Hiroshi Yamai |
|---|---|
| Country | Japan |
| Association | JPML |
| Club | --- |
| ID | --- |
Hiroshi Yamai is a Japanese professional Riichi Mahjong player. He is a member of th JPML. Yamai won the 2014 World Riichi Mahjong Championsip, and is the reigning World Champion.