Tip:
The suffix '-sama' (さま) or '-san' (さん) is usually added to show respect
to the person you are calling. Try not to call someone directly by their name
without this.
Basic greetings:
- おはようございます、十川史也さん - Good morning, 十川史也-san
- こんにちは、十川史也さん - Hello/Good day, 十川史也-san
- こんばんは、十川史也さん - Good evening, 十川史也-san