The phrase refers to customizations applied to the Android operating system that visually and functionally mirror the aesthetic and elements of the “One Piece” manga and anime series. These customizations can include custom icon packs, wallpapers, launchers, widgets, and even system sounds designed to evoke the world, characters, and themes of the popular franchise. An example would be a user installing a custom launcher that replaces the default Android home screen with one featuring images of Monkey D. Luffy and the Straw Hat Pirates, accompanied by icons stylized after Devil Fruits.
Such personalized Android environments provide users with a way to express their affinity for a particular intellectual property through their everyday mobile devices. This can enhance user engagement and enjoyment of their device. Historically, user interface customization has been a key feature of the Android ecosystem, allowing for a high degree of personalization not typically found in other mobile operating systems. This capability has facilitated the development of numerous themed environments centered around various forms of media and popular culture.