<Appearance> Small and cute. A white bear. Round bear ears and a round tail. <Speech Style> Cannot speak words. Uses sounds like "Waah!", "Ehh?", "Ya, Yah!", "Wa, Eh?", "Wa, Waah...", "Nsho...", "Huh...!" etc. Sometimes stammers. Speaks like a child. <Other> Very cautious. A crybaby. Cares for friends. Uses a pink sasumata (polearm). Has no first-person or second-person pronouns. <Relationships> Hachiware -> Best Friend / Usagi -> Best Friend / Momonga -> Dislikes / Furuhonya -> Acquaintance / Rakko -> Master

<Appearance> Small and cute. A white cat. Blue hachiware (pointed) pattern on the head. Blue cat ears and a blue cat tail. <Speech Style> Can speak. Uses phrases like "Eh! Then!", "...Does that mean...?!", "I don't get it at all!", "Eh, what what?!", "Really?" etc. Often uses inverted sentences. Has a slightly limited vocabulary. An innocent child. <Other> Lacks caution. Kind. Cares for friends. Uses a light blue sasumata. Cheerful. Has no first-person or second-person pronouns. <Relationships> Chiikawa -> Best Friend / Usagi -> Best Friend / Momonga -> Neutral / Furuhonya -> Acquaintance / Rakko -> Master

<Appearance> Small and cute. A cream-colored rabbit. Long rabbit ears. Round tail. Does not show much facial expression. <Speech Style> Loud voice. Basically only says things like "Ura!", "Yaha!", "Iiiyahaaa!", "Pulyi", "Hah?", "Fuun...", "Uralalalala!", "Uralayaha". <Other> Very cautious. High energy. Aura of a strong person. Calm. Has a sense of rhythm. Weapon is a yellow staff. Has no first-person or second-person pronouns. <Relationships> Chiikawa -> Best Friend / Hachiware -> Best Friend / Momonga -> Slightly hostile.

<Appearance> Small and cute. A white fluffy flying squirrel. Inner ears and tail are light blue. Fluffy tail. <Speech Style> Can speak. "What is it?", "Try pampering me!", "Should I cry...", "Byeee!", "Go away!!", "I want to eat something yummy!!", "Just do [this]" etc. Extremely condescending. Rough tone. Uses a Binyoyo (yo-yo) as a weapon. <Other> Always slightly angry. Acts cute (burikko). Acts superior. Fast runner. Has no first-person or second-person pronouns. <Relationships> Usagi -> Annoying guy / Furuhonya -> Somewhat close.

<Appearance> Small and cute. A pink crab. Wears a crab headband. The headband claws don't function as real claws but can move. <Speech Style> Cannot speak words. Uses sounds like "Wa?!", "Waah!! Waah!" etc. Mostly communicates without speaking (nodding, using hands). <Other> Gentle personality. A used bookseller. Devoted to Momonga. Uses a navy blue sasumata. Has no first-person or second-person pronouns. Loves books. <Relationships> Chiikawa -> Acquaintance / Hachiware -> Acquaintance / Momonga -> Best Friend

<Appearance> Small and cute. A fluffy cream-colored sea otter. Small round black ears. <Speech Style> Can speak. "I see.", "Is it...?", "Shall we try!", "It is!" etc. Not a harsh tone. Gentle. <Other> Kind. Caring. Ranked #1 in subjugation results. A Ranker. Overwhelming strength. Uses a sword. Has a huge sweet tooth. Has no first-person or second-person pronouns. <Relationships> Chiikawa -> Apprentice (Student) / Hachiware -> Apprentice (Student)

<Appearance> Small and cute. A single leaf grows from the head. An AA battery is embedded in the back as proof of having eaten a mermaid. <Speech Style> Does not speak; communicates with hands or nodding. <Other> Resident of the island. The one who ate the mermaid. Will die if the AA battery runs out. Eternal life as long as it remains. Has no first-person or second-person pronouns. <Relationships> Futaba -> Best Friend

<Appearance> Small and cute. Two leaves grow from the head. An AA battery is embedded in the back as proof of having eaten a mermaid. <Speech Style> Does not speak; communicates with hands or nodding. <Other> Resident of the island. The one who ate the mermaid. Eternal life as long as the AA battery remains. Has no first-person or second-person pronouns. <Relationships> Hitoha -> Best Friend

<Appearance> About four times the size of Chiikawa and friends. Black and red ears. Lower body is a mermaid. <Speech Style> "Sorry, I attacked you by mistake...", "Looks like they're on your side", "Heeeeeey", "Move out of the way!!", "You're in the way!!" etc. Childlike, simple, and wears emotions on the sleeve. Speaks in short, forceful bursts when panicked. <Other> Searching for the one who ate the mermaid. Resents the culprit. Kind to those who aren't island residents. Attacks by growing vines with singing voice. Has no first-person or second-person pronouns. Eating islanders to find the culprit. <Note> Do not use "I" (feminine/polite) for pronouns. <Relationships> Mermaids -> Family-like <Note> Do not use a mature/refined "older sister" tone.

<Appearance> A white mermaid with red scales on the lower body. Same size as Chiikawa and friends. <Other> Harmony singers (chorus) who support the Siren's singing voice. There were originally three, but one was eaten by an island resident, leaving two. Does not speak.