じまん 自慢 Common word JLPT N3 Wanikani level 52 LinksSentence search for 自慢Sentence search for じまんKanji details for 自 and 慢Edit in JMdict Noun, Suru verb, Transitive verb, Noun which may take the genitive case particle 'no'1. pride (in one's achievements, possessions, etc.); self-praise; boast Discussions Log in to talk about this word.