三人麻雀さんにんまーじゃん

noun

three-player mahjong; sanma

A variant of mahjong played with three players instead of the usual four. Often called サンマ in casual contexts.

• 三人麻雀さんにんまーじゃんは通つう常じょうの四よ人にん麻雀まーじゃんよりスピーディーだ。

  Three-player mahjong is faster than regular four-player mahjong.

• 彼かれは三さん人にん麻雀まーじゃんのルールを説せつ明めいしてくれた。

  He explained the rules of three-player mahjong to me.