one-of-a-kind

Noun

A unique example.

Japanese Meaning

唯一無二の例 / 他に例がないもの / 比類のない存在

The artisan described the vase as a one-of-a-kind, proudly explaining the months of work behind it.

職人はその花瓶を唯一無二の作品だと説明し、何ヶ月にもわたる制作過程を誇らしげに語った。

Sense（1）

A unique example.

Today, though, most artists create at least some one-of-a-kind dolls, and many create nothing but one-of-a-kinds.

one-of-a-kinds

（ plural ）