唯一無二 ゆいいつむに Also written ゆいつむに Meanings の-adjective, な-adjective, Noun one and only; unique Kanji 唯 only. Read as ユイ. 一 one. Read as イツ. 無 without 二 two. Read as ニ. Word lists Yojijukugo (四字熟語) Jinuma: Japanese Dictionary · Word lists