かくふかくさんじょうやく 核不拡散条約 LinksSentence search for 核不拡散条約Sentence search for かくふかくさんじょうやくKanji details for 核, 不, 拡, 散, 条 and 約Edit in JMdict Noun1. Nuclear Non-Proliferation Treaty; NPT Discussions Log in to talk about this word.