核不拡散条約 かくふかくさんじょうやく Meanings Noun Nuclear Non-Proliferation Treaty; NPT Kanji 核 nucleus. Read as カク. 不 un- 拡 expand. Read as カク. 散 scatter. Read as サン. 条 clause. Read as ジョウ. 約 promise. Read as ヤク. Jinuma: Japanese Dictionary · Word lists