いっさくさく 一昨昨 LinksSentence search for 一昨昨Sentence search for いっさくさくSentence search for 一昨々Kanji details for 一 and 昨Edit in JMdict Prefix1. three (days, years, etc.) ago; two ... before lastSee also 一昨昨日Other forms一昨々 【いっさくさく】 Discussions Log in to talk about this word.