Perona, also known as Negative Hollow, is a supporting antagonist in the anime and manga series One Piece. She serves as one of Gecko Moria's top officers in the Thriller Bark arc. Perona wields the Horo Horo no Mi (Hollow-Hollow Fruit), which allows her to create ghosts called Negative Hollows that sap the morale and willpower of her opponents. Quirky and gothic in appearance, Perona is memorable for her playful yet mischievous personality and plays a key role in battling the Straw Hat Pirates.