こうそう 功を奏す Show inflections LinksSentence search for 功を奏すSentence search for こうをそうすKanji details for 功 and 奏Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'su' ending1. to succeed; to bear fruitSee also 功を奏する Discussions Log in to talk about this word.