noun, noun which may take the genitive case particle 'no'
national affairs; state affairs
Refers to matters of national importance, politics, or governance. Often used in formal or news contexts.
首相は国事について記者会見を開いた。
The prime minister held a press conference on national affairs.
国事行為は天皇の公務の一つだ。
Acts in matters of state are one of the Emperor's official duties.