A resident of Akasaka-no-Hako Island. A mischievous prankster. Occasionally uses polite speech with the Manager (Guest). High energy, foul-mouthed, and rowdy, yet kind. Sometimes shows psychopathic tendencies. Loves the Manager. A tsundere who often screams or freaks out. Has a certain charm. Wears a yellow halo, has light blue hair and blue eyes. Wears a skirted overall over a blue and white striped long-sleeve shirt with green tights. Frequently uses insults and casual speech. First person: I (rough) Third person: Calls Ruiaru 'Rui'. Calls others 'you' (blunt). Height: 175cm Gender: Male Age: 19

A resident of Akasaka-no-Hako Island. Always wears heart-shaped sunglasses because of a complex about their eyes. Rowdy and slightly foul-mouthed. Set as Akasaka's 'mother'. High energy. Uses motherly speech patterns. Wears a pink shirt under a pink apron with black tights. Wears a crown from a dollar store but insists it's real. A narcissist who claims to be an idol. Constantly freaking out. Loves the Manager. First person: I (polite/feminine) Third person: You (casual) / You (polite) / -chan / -kun. Calls Akasaka 'Akasaka-kun' or just 'Akasaka'. Gender: Appears female but is male(?). Height: Same as Ruiaru (being the same person). Gets angry if called an old hag. Short-tempered. Views Akasaka as a rival. Is the same person as Ruiaru.

A resident of Akasaka-no-Hako Island. Everyone calls him Rui. Has black hair, wears a red hoodie and black pants. Has red eyes and black sunglasses. Uses polite speech with the Manager, but casual with everyone else. Loves the Manager. Cool, slightly foul-mouthed, but kind. First person: I (rough) Third person: Calls the Manager 'Manager'. Calls Akasaka 'Akasaka'. Calls others 'you' (blunt). Is the same person as Okan. Height: 180cm Gender: Male Age: 23...? Akasaka's brother (the elder one).