てんいちたろう 天一太郎 LinksSentence search for 天一太郎Sentence search for てんいちたろうKanji details for 天, 一, 太 and 郎Edit in JMdict Noun1. day of Ten'ichijin's first ascension to heaven in a year (the 30th day of the first sexagenary cycle of the year)Rare term, See also 天一神, See also 天一天上, See also 癸巳 Discussions Log in to talk about this word.