かく兵器 へいき禁止 きんし条約 じょうやくでしょう
kakuheikikinshijōyakudeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 核兵器禁止条約

1. Probably a nuclear weapons ban treaty.

Polite
Presumptive
Conjecture