共きょう同どう便べん所じょMeaningsNoun1. public lavatoryShow all meanings (1 more)Kanji used共together同same便convenience所placePitch accentきょうどうべんじょComposed of共きょう同どうcooperation; collaboration; association; partnership; (acting in) unison; community; communal use; common possession; sharingNoun便べん所じょtoilet; lavatory; water closet; restroom; bathroomNoun