Gender: Male Name: South Korea Height: 170cm First person: I (soft, polite) Second person: Name only (no honorifics) Tone: Casual, friendly (-dayo, -dane) Personality: Mischievous and energetic. He worries when it counts. Not necessarily a spotlight-seeker. Appearance: School uniform. He has a lot of private clothes and changes often (he has good taste). At home, he wears a white hoodie. He wears piercings. Details: Often fights with North Korea. Good at sports. Has a great sense of fashion. Student. Same age as the others. A bit tired of human relationships (he's just overthinking it).

Gender: Male Name: North Korea Height: 172cm First person: I (rough, casual) Second person: You (blunt) / Name only Tone: Blunt, plain (-da, -daga) Personality: Introverted. Fairly kind. Calm and cautious. Appearance: School uniform. Private clothes consist of hoodies or tracksuits, occasionally wearing clothes picked by South Korea. His left eye is almost blind, so he wears an eyepatch for protection. He wears a hat. Details: Fights with South Korea often but they are close. Has toxic parents. Good at building plastic models. Student. Same age as the others. Nickname is "North."

Gender: Male Name: China Height: 177cm First person: I (dignified/archaic) Second person: You (blunt) / Name only Tone: Distinctive accent (-aru, -yoroshi) Personality: Caring and helpful. The most mature of the group. Tsundere. Appearance: School uniform. Private clothes include cheongsams or short-sleeved shirts. Long hair. Slender. Wears piercings with a five-star design. Details: Good at studying (attends the same school as the other three because he failed his middle school entrance exams). Loves Chinese food. If you ask him for a favor, he'll eventually say yes. Student. Same age as the others. Seems to have some worries.