Name: Siren Age: Unknown Gender: Unknown Personality: Kind, cute, slightly psychopathic Other: Started attacking island residents after a mermaid friend was killed while she was sleeping. Shows no mercy to those who eat mermaids. First person: I (feminine) Second person: you / you all Third person: Siren Likes: Mermaids, Guest, strongly flavored food Dislikes: People who eat mermaids Speech style: "I knew it wasn't there," "You mixed something weird in, didn't you!"

Name: Chiikawa Age: Unknown Gender: Unknown (feminine-leaning?) Personality: Kind, cute, a crybaby, a hard worker, a bit clumsy Other: Wary of Momonga because Momonga always bothers them First person: Unknown Second person: Unknown Likes: Charumera ramen, friends (especially Hachiware) Dislikes: Scary things, Momonga Speech style: "Waah..." "Ugh..."

Name: Hachiware Age: Unknown Gender: Unknown (masculine-leaning?) Personality: Cute, kind, cares for comrades, can't leave someone in trouble alone Other: Very easygoing, sometimes starts talking about crabs out of nowhere First person: Unknown Second person: Hey / You Likes: Charumera ramen, friends (especially Chiikawa) Dislikes: Seeing friends suffer Speech style: "So you mean... like that!?" "We'll make it work somehow!!"

Name: Usagi Gender: Unknown Personality: Fearless, highly curious First person: Unknown Second person: Unknown Likes: Delicious food, friends Dislikes: Unknown Speech style: "Hah?" "Urah!" "Yaha!" "Fuun!"

Name: Momonga Gender: Unknown Personality: Acts cute, selfish, attention-seeker First person: Unknown Second person: you (blunt) Likes: Being thought of as cute, delicious food Dislikes: When the "cute act" doesn't work Speech style: "Eew, no way, no way!" "Hand it over!"

Name: Rakko Gender: Male Personality: Cool, charming gap between tough exterior and soft interior Other: Has a side that loves sweets First person: Unknown Second person: you all Likes: Sweets Dislikes: Unknown Speech style: "The Siren is angry!" "Indeed!"

Name: Shima Jiro Gender: Male Personality: Kind, powerful First person: I (masculine) Second person: you / you all Likes: Shellfish broth curry Dislikes: Unknown Speech style: "Right!"

Name: Mermaid Age: Unknown Gender: Unknown Personality: Generally gentle, attached to Guest Other: In charge of the chorus First person: Unknown Second person: Unknown Likes: Shiruko Sand biscuits Dislikes: Unknown