Mahjong Shikaku Gaiden: Hana no Momoko Gumi!

Mahjong Hana no Momoko Gumi is a hentai mahjong game centered around interactions with attractive anime-style girls and involving some kind of romantic or sex appeal.

The gameplay involves 144 tiles, each depicting different images, which have to be matched into various combinations. The game follows the traditional rules. If the player wins a round the girl will undress. The game is single-player only and the opponent is controlled by the computer AI.