Johakyu is a word used in discussions regarding such arts as renga (Japanese collaborative poetry), kemari (a kick-ball game arranged by aristocrats in the Heian period), kodo (traditional incense ceremony), swordsmanship, batto-jutsu (the art of using swords and cutting with swords) and iaido (an art using swords), which was originally used in the field of Japanese traditional music including gagaku (ancient Japanese court dance and music) and nohgaku (the art of noh).
序破急（じょはきゅう）とは、日本の雅楽、能楽など日本の伝統音楽から転じて、連歌、蹴鞠、香道、剣術、抜刀術、居合道など芸道論で使用されることばである。