いちこつちょう 壱越調 LinksSentence search for 壱越調Sentence search for いちこつちょうSentence search for いちこちちょうKanji details for 壱, 越 and 調Edit in JMdict Noun1. ichikotsu mode (one of the six main gagaku modes)Music, See also 六調子Other forms壱越調 【いちこちちょう】 Discussions Log in to talk about this word.