noun
individuality; personality; sense of self
Refers to one's unique character, the quality of being true to oneself, or the feeling of being oneself. Often used in contexts of self-expression, identity, and personal authenticity.
自分らしさを大切にしたい。
I want to value my individuality.
彼女は自分らしさを失わずに成功した。
She succeeded without losing her sense of self.
Compound of 自分 (self) + らしい (seeming like, typical of) + nominalizing suffix さ. The らしい here expresses the quality of being characteristic of oneself.