麻雀 清一色 何待ち・何切る - 多面待ちに強くなる
Flush mahjong game perfect for practicing waiting tiles recognition and which to discard.
Features:
* Flush mahjong waiting tiles quiz
* Which to discard game
* Time attack mode
* Widget
* Daily quiz notification
* Number of tiles are configurable
Terms of use：https://www.apple.com/legal/internet-services/itunes/dev/stdeula/