しもチャ 下家 LinksSentence search for 下家Sentence search for しもチャSentence search for シモチャKanji details for 下 and 家Edit in JMdict Noun1. right-hand opponent; player to one's rightMahjong, See also 上家 かみチャ, See also 対面 トイメン, From Chinese “xiàjiā”Other formsシモチャ Discussions Log in to talk about this word.