国こく際さい海かい事じ機き関かんMeaningsNoun1. International Maritime Organization; IMOKanji used国country際edge海sea事occurence機machine関connected toComposed of国こく際さいinternationalNo-adjective海かい事じmaritime affairsNoun機き関かんengine; agency; organisation; organization; institution; organ; body; system; facility; facilitiesNoun