かく兵器 へいき禁止 きんし条約 じょうやくじゃありません
kakuheikikinshijōyakujārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 核兵器禁止条約

1. Not the Treaty on the Prohibition of Nuclear Weapons.

Negative
Polite
Terminal Form