ねっちゅう 熱中 Common word JLPT N3 LinksSentence search for 熱中Sentence search for ねっちゅうKanji details for 熱 and 中Edit in JMdict Noun, Suru verb, Intransitive verb1. being enthusiastic about; being wild about; being absorbed in; being engrossed in; being devoted to Discussions Log in to talk about this word.