再会

1. Origins, structure, and basic meaning

• Structure: 再会 is read as さいかい and is a noun and する verb for a reunion or meeting someone again after a period apart.
• Basic usage: A long interval appears in 十年ぶりの再会, while the person met again appears in 先生と再会する.

2. Common pitfalls and similar expressions

• Interval of time
  • It is not a first meeting; the people knew one another before and meet again after some separation.
• Difference from 会う
  • 会う covers meetings generally, whether first or repeated; 再会 emphasizes meeting again after time apart.