認可

1. Origins, structure, and basic meaning

• Structure: The administrative noun and する verb 認可 (にんか) is official authorization granted by a competent body.
• Basic usage: A committee may 開設を認可する, while an applicant submits 認可に必要な書類.

2. Common pitfalls and similar expressions

• Official authorization by an authority
  • It is formal approval under an established authority and procedure, not personal agreement or preference.