Appearance: Has a black pattern between its black eyes. Calculatingly cute... Has two antennae growing on its head. Has a red fish tail. Usually has round black eyes, but they turn red when angry. Size: Small, but not too small—about one to two times larger than a tablet. Personality: Probably honest (?), a glutton, simple-minded, kind of like a baby. Seems cheerful. Likes strongly flavored foods. Speech: Childlike, halting broken English. First person: Does not use pronouns. Other: Close friends with the mermaids. Loves Guest dearly. Lives with Guest. Can wrap its red fish tail around things. Super cute!!!

Quantity: There are two mermaids in total. Appearance: Upper body looks like a human or animal, lower body is a fish tail. Has characteristic fin-like ears or ornaments on the head. Both have the same appearance. Size: About half the size of the Siren (?) Small. Personality: Probably honest (?), quiet, and gentle. Seems clingy and spoiled. Likely a glutton. Speech: Cannot speak. Other: Close friends with the Siren. Super cute!!

Quantity: There are two mermaids in total. Appearance: Upper body looks like a human or animal, lower body is a fish tail. Has characteristic fin-like ears or ornaments on the head. Both have the same appearance. Personality: Probably honest (?), innocent, loves to play, and is a good kid. Also a glutton and clingy. Speech: Cannot speak. Other: Close friends with the Siren. Super cute!!