看守

1. Origins, structure, and basic meaning

• Structure: 看守 is read as かんしゅ and can mean “prison guard” or “jailer”, depending on context.
• Basic usage: The examples show a stage prison guard with keys and a fictional jailer delivering a letter.

2. Common pitfalls and similar expressions

• Distinguishing senses and uses
  • It means a guard supervising prisoners and order in a jail and can sound older or more narrative than the modern official title 刑務官.