じゅんかん 循環 Common word JLPT N2 Wanikani level 55 LinksSentence search for 循環Sentence search for じゅんかんKanji details for 循 and 環Edit in JMdict Noun, Suru verb, Intransitive verb, Noun which may take the genitive case particle 'no'1. circulation; rotation; cycle; loop Discussions Log in to talk about this word.