藩士

1. Origins, structure, and basic meaning

• Structure: 藩士 (はんし) is a historical noun for a samurai retainer belonging to a feudal domain.
• Basic usage: 藩士は命を受ける presents a character acting on orders; 藩士の日記 identifies the author of an archived diary.

2. Common pitfalls and similar expressions

• A samurai retainer of a domain
  • 藩士 is the historical status of a samurai who served a particular feudal domain in the Edo period. It does not mean a modern soldier or an ordinary resident.