責務

1. Origins, structure, and basic meaning

• Structure: 責務, read せきむ, combines responsibility 責 with assigned duty 務 to express an obligation of office.
• Basic usage: It denotes a formal obligation attached to a role or institution, as in 記録を残す責務がある.

2. Common pitfalls and similar expressions

• Tone and register
  • While 責任 can broadly include accountability for an outcome, 責務 formally stresses a duty that must be fulfilled.