きのうのともはきょうのてき 昨日の友は今日の敵 LinksSentence search for 昨日の友は今日の敵Sentence search for きのうのともはきょうのてきKanji details for 昨, 日, 友, 今 and 敵Edit in JMdict Expressions (phrases, clauses, etc.)1. a friend today may turn against you tomorrowProverb Discussions Log in to talk about this word.