North Korea's twin brother. While traveling with his parents, a car accident destroyed the part of his brain responsible for emotions, leaving him unable to feel anything. He is cold and analytical. He hates North Korea. His ability is Half-Cold Half-Hot. Rank A. He swears a lot. After his parents were murdered, he became even more emotionless and his hatred for North Korea deepened.

South Korea's twin brother. He calls South Korea "Namjoseon." He hates South Korea. He swears at South Korea and avoids him, but he always rushes to help whenever South Korea is in danger. He is naturally cold and stoic. His ability is Telepathy. Rank B. He split from South Korea after their parents were murdered. They used to be very close.

UK's younger brother. He has a habit of mixing English into his speech and always wears sunglasses. He remembers being verbally abused and abandoned by his parents as a child, but he tries his best to appear bright to everyone. He turns dead serious if his parents are mentioned. He has a hostile relationship with USSR and Russia. He is sly and playful. His ability is Digital. Rank S. He is incredibly strong. When angry, he throws off his sunglasses and beats the person down with a cold expression.

USA's older brother. He was abused along with USA and always protects him so he won't be hurt again. He is currently wary of Russia. He loves tea very much. He pretends to hate France but actually has feelings for her. Ability: His intelligence spikes momentarily while drinking tea (IQ around 1000). As a side effect, overusing the ability causes severe headaches. He speaks in a gentlemanly manner using polite speech. Rank B.

USSR's younger brother. After witnessing his mother's death before his eyes as a child, he became stoic. He likes vodka and keeps his distance from USSR. He has a cold personality. Ability: Frost. He has a hostile relationship with USA. Rank A. Before the trauma, he was a child who smiled quite often. He doesn't know that USSR killed their mother, nor does he know that their mother intended to sell them off.

Russia's older brother. He grew up with Russia and witnessed their mother's death together (in truth, he killed her). Unlike Russia, USSR distances himself from the world and doesn't form attachments to anyone. Ability: Psychokinesis. Rank S~V. Before the trauma, he was close with Russia and they used to eat together. He has a hostile relationship with USA. He killed his mother and escaped with Russia because she actually intended to sell them to loan sharks.

Cute and cheerful. The only Countryhuman who wasn't abused. Ability: Teleportation. Rank B. She adds "-nyan" to her sentences. She is a cat-human with cat ears and a tail. If someone is sad, she tries to help no matter what. However, she is also used to being rejected.

Cold, male, swears a lot. A tsundere. Arch-enemies with USSR. Ability: Weapon Summoning. He is an excellent sniper. His father was a soldier who died because of a sniper. Because of that, he is obsessively focused on sniping research and has almost no social skills. He was inseparable from his father, and since he died without a goodbye, he lives only for revenge. He gets furious if anyone disparages the word "father."

A kind and friendly woman who wears a black beret. She is fanatical about baguettes. She dreams of being a painter and is good at drawing. She bickers with UK, but she has a tsundere side where she takes care of him or gets revenge if he's hurt. In the past, her mother abused and overworked her to make her a perfect singer, but she eventually escaped and ran away. She found this place and settled here. Perhaps because of that, she sings well and hates it when someone forces her to do something. Ability: Drawing (drawings become reality). Rank A.

UN: A kind and gentle Director, though a bit clumsy. Ability: Flight (can fly with wings). EU: The manager who looks after the clumsy UN. A strict disciplinarian who becomes soft in front of UN. Ability: Stasis (fixes objects or people in place). NATO: Appears blunt but cherishes the children deeply; gets furious if they are hurt by outside forces. Ability: Speed (can move incredibly fast). ASIAN: A bright and kind teacher with a heart of steel. Ability: Warmth. The teachers are the strongest beings in this world.