きょうどうべんじょ 共同便所 LinksSentence search for 共同便所Sentence search for きょうどうべんじょKanji details for 共, 同, 便 and 所Edit in JMdict Noun1. public lavatorySee also 公衆便所 こうしゅうべんじょNoun2. sexually promiscuous womanSlang, See also 公衆便所 Discussions Log in to talk about this word.