Dictionary/長調ちょうちょうChouchou長調 (Chouchou) is a Japanese noun meaning “major key”.Meaningsnoun, adjectival nounmajor keyKanji in 長調長long調tuneRelated words社長company president調べるto examine長いlong (distance, length)部長head (chief, director) of a section or department課長section manager会長president (of a society)院長director (of a hospital, institution, academy, etc.)店長shop manager調査investigation調子tune校長principal係長subsection head