かいぜん 快然 LinksSentence search for 快然Sentence search for かいぜんKanji details for 快 and 然Edit in JMdict Adverb taking the 'to' particle, 'taru' adjective1. happy; elated; good mood; pleasant feelingsNa-adjective (keiyodoshi)2. cured (of an illness); recovered (from an illness) Discussions Log in to talk about this word.