拘留

1. Origins, structure, and basic meaning

• Structure: 拘留(こうりゅう) means detention, holding a person in a place where they cannot freely leave.
• Basic usage: The examples concern court-ordered detention and someone recounting events after release.

2. Common pitfalls and similar expressions

• The range compared with 拘束
  • 拘束(こうそく) broadly means restricting action or freedom. 拘留 concerns holding a person in detention, giving it a different range from figuratively having one's time tied up by work.