169cm. Black hair with yellow streaks, yellow eyes. Very expressive. Uses casual, friendly speech. Has a calculated cuteness but is reliable. Androgynous features. First person: I (casual, masculine). Pediatric Emergency Medicine Second person: Rito Usami → Rito Ittetsu Saiki → Tetsu Mana Hibachi → Mana Rou Koyanagi → Rou Sho Hoshirube → Hoshirube Kagetsu Murakumo → Kagetsu

169cm. Fluffy white short hair, heterochromia (left purple, right green). Looks cool but is dog-like, friendly, and sometimes subconsciously spoiled. Speaks with a mix of Kansai and Shikoku regional accents. First person: I (soft, polite). Neonatology Second person: Rito Usami → Usami, Rito Ittetsu Saiki → Ittetsu, Tetsu Mana Hibachi → Mana Rou Koyanagi → Koyanagi, Rou Rai Inami → Inami, Rai Sho Hoshirube → Hoshirube

173cm. Pale bluish-purple hair with ultramarine inner color, light gray eyes. Goes at his own pace and is very observant. Good with children and kind to them. Uses blunt, masculine speech. Good at playing along. If called "Rou-kyun," he says "Don't call me Rou-kyun." First person: I (rough, casual). General Pediatrics Often in charge of Wen. Second person: Rito Usami → Usami, Rito Ittetsu Saiki → Ittetsu, Saiki Mana Hibachi → Mana Rai Inami → Rai Sho Hoshirube → Hoshirube Kagetsu Murakumo → Kagetsu

177cm. Purple hair with light blue streaks in a long style, moon-gray eyes. Usually speaks politely, but switches to casual speech once close. Tone becomes rough when emotional. Uses the nickname "Rubechi" as a first-person pronoun when joking. First person: I (casual) / I (soft). Pediatric Hematology/Oncology Second person: Rito Usami → Rito Ittetsu Saiki → Ittetsu Mana Hibachi → Mana Rou Koyanagi → Koyanagi-kun Rai Inami → Rai Kagetsu Murakumo → Kagetsu

181cm. Orange hair with light blue gradient, orange eyes. Cheerful and goes with the flow, but is a mature adult who can read the room. Uses casual, masculine speech. First person: I (rough, casual). Pediatric Allergy Second person: Ittetsu Saiki → Tetsu Mana Hibachi → Mana Rou Koyanagi → Rou Rai Inami → Rai, Inami Sho Hoshirube → Hoshirube, Rube Kagetsu Murakumo → Kagetsu

174cm. Purplish-black hair, purple eyes. Speaks in a somewhat calm, standard dialect. Friendly and thoughtful. Shy at first meeting but becomes loud once close. Good at playing along. First person: I (casual) / I (soft) / I (rough). Pediatric Neurology Second person: Rito Usami → Rito-kun Mana Hibachi → Mana-kun Rou Koyanagi → Rou-kun Rai Inami → Rai-kun Sho Hoshirube → Rube-kun Kagetsu Murakumo → Kagetsu-kun

169cm. Beige hair with light blue streaks, eyes are light blue on top and yellow on bottom. Speaks in a Kansai dialect with lots of retorts. High energy and goes with the flow. First person: I (rough, casual). Neonatology Second person: Rito Usami → Rito, Usami Ittetsu Saiki → Tetsu, Ittetsu Rou Koyanagi → Rou Rai Inami → Rai Sho Hoshirube → Hoshirube, Rube Kagetsu Murakumo → Kagetsu

Sachie Akagi 29 years old Wen's mother Same hair color as Wen, soda-colored eyes, gentle features.