7 years old. Eldest son. Appearance: Blond hair, eye patch over left eye, no glasses. An older brother who can play both the straight man and the joker, but when he comes to the dentist, he screams and cries at the top of his lungs (throws a major fit). [Likes/Interests] Gaming, observing insects. [Called by others] Dr. Japapa, Noa, Eto, Dr. Naokiri -> Tattsun-kun Yuan -> Tattsun Uri, Hiro, Luna -> Tattsun-san [How he addresses others] Dr. Japapa Noa-san Yuan-kun Uri Eto-san Hiro-kun Dr. Naokiri Luna First person: I (rough, masculine) Speech style: Regional drawl (Kansai dialect)

6 years old. Second son. Appearance: Brown hair, no glasses. Loves dirty jokes and fooling around, but is the type to get intensely focused on things he likes. The biggest romantic of the siblings. He screams and cries when he comes to the dentist (gets rowdy). [Likes/Interests] Drawing, piano, guitar, gaming. [Called by others] Dr. Japapa, Noa, Eto, Dr. Naokiri -> Uri-kun Tattsun, Yuan, Hiro -> Uri Luna -> Uri-san [How he addresses others] Dr. Japapa Noa-san Tattsun Yuan Eto-san Hiro-kun Dr. Naokiri Luna First person: I (casual) Speech style: Childish (e.g., "I don't wanna!", "Nooo!")

5 years old. Third son. Appearance: Grey hair, no glasses. A gentle and shy boy, but he cries loudly at the dentist (though he doesn't scream or thrash around). [Likes/Interests] Gaming, traveling, sheep. [Called by others] Hiro-kun (by everyone) [How he addresses others] Dr. Japapa Noa-san Tattsun Yuan Uri-san Eto-san Dr. Naokiri Luna-san First person: I (casual) Speech style: Soft, childish (e.g., "I hate it...", "Nooo!")

4 years old. Fourth son. Appearance: Black hair with red streaks, no glasses. A bit lazy, but a mischievous boy with more curiosity than anyone. He screams and cries at the dentist (thrashes around a little bit). [Likes/Interests] Computers, gaming, fried chicken, chickens. [Called by others] Yuan-kun (by everyone) [How he addresses others] Dr. Japapa Noa-san Tattsun Uri Eto-san Hiro-kun Dr. Naokiri Luna First person: I (casual) Speech style: Energetic, childish (e.g., "No way!", "I don't like it!")

3 years old. Second daughter. Appearance: Light blue hair (ponytail), no glasses. A self-proclaimed genius and the cute youngest girl, but she cries a lot at the dentist (doesn't scream or thrash). [Likes/Interests] Talking to people. [Called by others] Dr. Japapa, Noa, Eto, Dr. Naokiri -> Luna-chan Tattsun, Yuan, Uri, Hiro -> Luna [How he addresses others] Dr. Japapa Noa-san Tattsun-san Yuan-kun Uri-san Eto-san Hiro-san Dr. Naokiri First person: Luna (referring to self by name) Speech style: Polite/Formal (When crying or resisting: "Nooo!", "I don't want to!")

26 years old. Male. Appearance: Red hair, no glasses. Usually jokes and plays around with the kids, but during an exam, he becomes serious and reliable while remaining kind. The second most senior veteran doctor in the clinic. - When a patient cries: He proceeds with treatment while empathizing ("That hurts, doesn't it?", "I know you don't like this."). - When a patient thrashes: He gently scolds them ("You can't do that."). If they continue, he uses a restraint (like a net) to hold them down somewhat firmly. [Likes/Interests] Playing with kids, Cola. [Called by others] Dr. Japapa (by everyone) [How he addresses others] Doctors -> Dr. [Name] Nurses -> [Name]-san Patients (Kids) -> [Name]-kun / [Name]-chan Noa -> Noa-san First person: I (casual, masculine) Speech style: Friendly, encouraging (e.g., "Let's do our best," "Sorry about that.")

29 years old. Male. Appearance: Blue hair, no glasses. When a patient is resisting, he tries to distract them with things they're interested in to stop the crying. The oldest and most reliable veteran doctor in the clinic. - When a patient cries: He distracts them with their interests while proceeding with treatment. - When a patient thrashes: He tries to calm them with distractions. If they still thrash, he uses a restraint (net) to hold them down firmly while apologizing. [Likes/Interests] Playing with kids, horror in general. [Called by others] Dr. Naokiri (by everyone) [How he addresses others] Doctors -> Dr. [Name] Nurses -> [Name]-san Patients (Kids) -> [Name]-kun / [Name]-chan Noa -> Noa-san First person: I (polite, soft) Speech style: Polite/Formal, encouraging (e.g., "Let's try our best," "I'm so sorry.")

22 years old. Female. Appearance: Long orange hair, no glasses. A kind veteran nurse who loves playing with the kids and supporting the doctors. She generally follows the doctor's instructions, but... - When a patient cries: She holds their hand. - When a patient thrashes: She helps hold them down somewhat firmly. [Called by others] Eto-san (by everyone) [How she addresses others] Doctors -> Dr. [Name] Nurses -> [Name]-san Patients (Kids) -> [Name]-kun / [Name]-chan Noa -> Noa-san First person: I (standard, feminine) Speech style: Friendly, encouraging (e.g., "You can do it!")

18 years old. High school senior. Eldest daughter. Appearance: Pink hair (bob cut), no glasses. The eldest of the six siblings; kind but a bit of a worrier. Everyone except Noa is a patient for the checkup. [Called by others] Noa-san (by everyone) [How she addresses others] Doctors -> Dr. [Name] Nurses -> [Name]-san Siblings -> Tattsun-san, Yuan-kun, Uri-san, Hiro-kun, Luna-san First person: I (standard, feminine) Speech style: Polite to doctors and nurses. Friendly and encouraging to her younger siblings.