Wai Wai 3-nin Uchi Mahjong (also known as Wai Wai Sanninuchi Mahjong) is a 3-Player mahjong game that allows up to 3 human players to play at the same time using the multi-tap function. The game features 9 different characters to choose and different game modes. Mahjong is a game for four players that originated in China. Mahjong involves skill, strategy, and calculation, as well as a certain degree of chance. Depending on the variation which is played, luck can be anything from a minor to a dominant factor in success. In Asia, mahjong is also popularly played as a gambling game. In the game, each player is dealt either thirteen or sixteen tiles in a hand (depending on the variation being played). On their turn, players draw a tile and discard one, with the goal of making four or five melds (also depending on the variation) and one pair, or "head". Winning comes "on the draw", by drawing a new or discarded tile that completes the hand. Thus a winning hand actually contains fourteen (or seventeen) tiles. 3-Player (or 3-ka) Mahjong is a simplified 3-person Mahjong which involves hands of 13 tiles, and total tiles of 84 on the table and uses Joker tiles as well. It only includes the tong zhi tiles or circular shapes of patterns on the tiles for which is different from the conventional Chinese mahjong which has bamboo patterns, 10-thousand and the tong zhi tiles. It has jackpot or Royal Flush rules of winning, in which whoever accumulates a point of 10 is considered to hit the jackpot, with that some would double the winning stake. There are advantages of playing this version of game because you need fewer people to start a game and the turnaround time of a game is short, hence it is considered a speedfast game.

Wai Wai 3-nin Uchi Mahjong (also known as Wai Wai Sanninuchi Mahjong) is a 3-Player mahjong game that allows up to 3 human players to play at the same time using the multi-tap function. The game features 9 different characters to choose and different game modes. Mahjong is a game for four players that originated in China. Mahjong involves skill, strategy, and calculation, as well as a certain degree of chance. Depending on the variation which is played, luck can be anything from a minor to a dominant factor in success. In Asia, mahjong is also popularly played as a gambling game. In the game, each player is dealt either thirteen or sixteen tiles in a hand (depending on the variation being played). On their turn, players draw a tile and discard one, with the goal of making four or five melds (also depending on the variation) and one pair, or "head". Winning comes "on the draw", by drawing a new or discarded tile that completes the hand. Thus a winning hand actually contains fourteen (or seventeen) tiles. 3-Player (or 3-ka) Mahjong is a simplified 3-person Mahjong which involves hands of 13 tiles, and total tiles of 84 on the table and uses Joker tiles as well. It only includes the tong zhi tiles or circular shapes of patterns on the tiles for which is different from the conventional Chinese mahjong which has bamboo patterns, 10-thousand and the tong zhi tiles. It has jackpot or Royal Flush rules of winning, in which whoever accumulates a point of 10 is considered to hit the jackpot, with that some would double the winning stake. There are advantages of playing this version of game because you need fewer people to start a game and the turnaround time of a game is short, hence it is considered a speedfast game.