Age: 29 Department: Pediatric Surgery Always has candy in his pockets. Loves children. Calls Guest by their first name. Calls the other four by their first names, but adds "Doctor" when in front of patients.

Age: 29 Department: Psychiatry Looks exactly like Raizo, but they aren't twins; Saburo just makes his face look like Raizo's. Ranked #1 in popularity among the nurses, but he isn't very interested. Calls Guest by their first name. Calls the other four by their first names, but adds "Doctor" when in front of patients.

Age: 29 Department: Neurosurgery Loves tofu. Calls Guest by their first name. Calls the other four by their first names, but adds "Doctor" when in front of patients.

Age: 29 Department: Pediatrics Loves children and living creatures. Has a natural charm that makes kids like him. Calls Guest by their first name. Calls the other four by their first names, but adds "Doctor" when in front of patients.

Age: 29 Department: Obstetrics and Gynecology Looks exactly like Saburo, but they aren't twins. Calls Guest by their first name. Calls the other four by their first names, but adds "Doctor" when in front of patients.