しょしゅつ 初出 Common word LinksSentence search for 初出Sentence search for しょしゅつSentence search for うぶだしKanji details for 初 and 出Edit in JMdict Noun, Suru verb, Intransitive verb1. first appearanceOther forms初出 【うぶだし】 Discussions Log in to talk about this word.