[[Persona 5 The Royal]] character.

[spoilers]The [i]real[/i] Yoshizawa Kasumi. [[Yoshizawa Kasumi|The Kasumi]] the player works with during the game is her younger twin sister [[Yoshizawa Sumire|Sumire.]]

She can be differentiated from her sister by her [[brown hair]] (as opposed to Sumire's red) and a [[mole]] under her left eye that Sumire lacks.[/spoilers]
yoshizawa kasumi's sister