noun
originality; uniqueness; distinctiveness
Refers to the quality of being original, unique, or having one's own character, often used in discussions of art, products, or personal style.
彼の作品には独自性がある。
His work has originality.
この製品の独自性をアピールしたい。
We want to highlight the uniqueness of this product.
個性 refers to individual personality or character, whereas 独自性 is more about the quality of being original or unique in a broader sense.
Compound of 独自 (dokuji, 'original, unique') + 性 (-sei, '-ness, -ity').