昨さく朝ちょうさくちょうMeanings1noun, adverbyesterday morningA somewhat formal or literary way to say 'yesterday morning'. In everyday speech, 昨日の朝 (きのうのあさ) is more common.昨さく朝ちょう、駅えきで偶ぐう然ぜん彼かれに会あった。Yesterday morning, I happened to meet him at the station.
