門前清自摸和めんぜんちんつもほー

noun

fully concealed self-drawn win

A mahjong yaku: winning on a self-drawn tile while the hand has remained completely closed (no calls made).

from Chinese mén qián qīng zì mō hú

See also: 門前清 · 役

• 門前清めんぜんちん自摸つも和ほーは、門前めんぜんでツモったときに成せい立りつする役やくです。

  Menzenchin tsumohō is a yaku that is completed when you draw the winning tile with a fully concealed hand.