無二(むに)

むに
noun
unique; peerless; one and only
1. unique; peerless; matchless; one and only
Having no equal or duplicate; something or someone so special that there is no second.
彼(かれ)は無二(むに)の親友(しんゆう)だ。
He is my one and only best friend.
この作品(さくひん)は無二(むに)の傑作(けっさく)と言(い)われている。
This work is said to be a peerless masterpiece.
唯一無二(ゆいいつむに)の存在(そんざい)である彼女(かのじょ)を失(うしな)ってから、世界(せかい)が色(いろ)を失(うしな)ったように感(かん)じた。
After losing her — a truly one-of-a-kind presence — the world felt as if it had lost its color.

Literally means "without a second" — 無(む) (without/none) + 二(に) (two/second). The word expresses the idea that something is so exceptional that there is nothing else like it.

Most commonly encountered in the four-character compound 唯一無二(ゆいいつむに) (one and only; absolutely unique), which is widely used in both spoken and written Japanese. On its own, 無二(むに) appears primarily in the set phrase 無二(むに)の親友(しんゆう) (irreplaceable best friend) and in literary contexts.

COMMON COLLOCATIONS:

  • 無二(むに)の親友(しんゆう): irreplaceable best friend
  • 唯一無二(ゆいいつむに): one and only; absolutely unique
  • 無二(むに)の存在(そんざい): a peerless existence

SIMILAR WORDS:

  • 唯一(ゆいいつ): the only; sole (more commonly used alone)
  • 無比(むひ): unrivaled; incomparable
  • 無双(むそう): peerless; unmatched
general
Added 2026.4.22 18:23
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