うしなにじゅうねん 失われた２０年 LinksSentence search for 失われた２０年Sentence search for うしなわれたにじゅうねんSentence search for 失われた二十年Kanji details for 失 and 年Edit in JMdict Expressions (phrases, clauses, etc.), Noun1. lost twenty years; period of economic stagnation in Japan that began ca. 1991 and not over in the 2010sOther forms失われた二十年 【うしなわれたにじゅうねん】 Discussions Log in to talk about this word.