挨拶 - あいさつ - aisatsu

こんにちは - koNnichiha	Hello , Hi
おはよう – ohayou おはようございます- ohayou gozai masu †	Good morning
こんばんは – koNbaNha	Good evening
おやすみなさい -  oyasuminasai	Good night
さようなら – sayounara	Good-bye, bye
じゃ、また - ja, mata	See you later
どうぞ -  douzo	Please
ありがとう – arigatou ありがとうございます arigatou gozaimasu* ありがとうございました arigatou gozai mashi ta**	Thank you
どういたしまして - douitashimashite	Your welcome
すみません - sumimaseN² すみませんでした - sumimaseN deshita³	Excuse me
ごめんなさい – gomeNnasai	Sorry
おめでとうございます - omedetou gozai masu	Congratulations
† formal * (formal) use this phrase when you thank someone for what they just did or are doing. **(formal) use this phrase when you thank someone for what they did in the past. ² (formal) use this phrase when you are excusing yourself for something you just did or are doing. ³ (formal) use this phrase when you are excusing yourself for something you did in the past.