WordなさいnasaiMeaningdo imperativePart of speechverbPronunciationCourseJapaneseLessonGreetingsBreakdown & UsagesConjugationsUsages of nasaiおやすみ なさい。oyasumi nasai.Good night.お帰かえり なさい。okaeri nasai.Welcome home.Literally: do returnごめん なさい。gomen nasai.I beg your pardon; Excuse me.〜て ごめん なさい〜te gomen nasai