How to say “I didn't sleep well last night.” in JapaneseIn Japanese昨日の夜(きのうのよる)はよく眠(ねむ)れなかった。Kinō no yoru wa yoku nemurenakatta.▶ Hear it in JapaneseI didn't sleep well last night. in other languagesWhat I didn't sleep well last night. meansIn PortugueseIn French