かこいち 過去1 LinksSentence search for 過去1Sentence search for かこいちSentence search for 過去一Sentence search for 過去イチKanji details for 過 and 去Edit in JMdict Adverb (fukushi), Noun1. most ... ever; most ... up to now; more ... than ever beforeSlang, abbr. of 過去1番Other forms過去一 【かこいち】、過去イチ 【かこいち】 Discussions Log in to talk about this word.