noun
strip mahjong
A variant of mahjong where players remove clothing when they lose. Often associated with adult entertainment or fictional settings.
脱衣麻雀は、負けると服を脱ぐルールの麻雀だ。
Strip mahjong is mahjong with a rule that you remove clothing when you lose.
Standard mahjong without the stripping element.
Compound of 脱衣 (datsui, 'undressing') and 麻雀 (mājan, 'mahjong').