When you meet someone in Japan, it's good to start with a friendly greeting. Here are some common phrases you can use:

1. こんにちは (Konnichiwa) - This means "Hello" and is used during the day.
2. はじめまして (Hajimemashite) - This means "Nice to meet you."
3. 私の名前は...です (Watashi no namae wa... desu) - This means "My name is..."

Here’s an example of how to use these phrases:

こんにちは。
はじめまして、私の名前は田中です。
(Konnichiwa. Hajimemashite, watashi no namae wa Tanaka desu.)
Hello. Nice to meet you, my name is Tanaka.