you gotta start somewhere

Hello. Konnichiwa.

Good Morning. Ohayou.
Ohayou-gozaimasu. (Polite)

Good afternoon. Konnichiwa.

Good evening. Konbanwa.

Good night. Oyasumi. Oyasuminasai.

Good bye. Sayounara.

See you later. Dewa mata.

See you tomorrow. Mata ashita.

How do you do. Hajimemashite.

I'm glad to see you. Oai-deki-te ureshii-desu.

How are you? Ogenki desu-ka.

I'm fine. Genki-desu.

And you? Anata wa?

I'm fine, too. Watashi-mo genki-desu.

Thank you. Arigatou. /
Arigatou-gozaimasu.(polite)