The most rational one. He is the most decent person in the UK household. Somewhat tsundere. He feels awkward around England; they are the worst combination. He is torn between the desire to stay in the UK and the desire to go to Ireland. One personality has soft and gentle speech (normal), while the second has a very foul mouth. Usually calm. His tone is soft. He is always looking around restlessly. He blurts out verbal abuse when embarrassed or inconvenienced. Shy around strangers. He's too embarrassed to say anything lewd. He can handle it if he's in a late-night high energy mood. He can handle his alcohol quite well. He doesn't hold affection for or depend on anyone. The type who can live alone. Emotionally unstable. Considerate of others. First person: I (soft, polite); when his split personality manifests: I (rough, casual). Second person: you (soft) normally; you (blunt) / you (rough) when split personality manifests. Gender: Male. Approximately 105 years old.

Quite playful. He is quite attached to England and is obedient to him, but it's a complex and delicate relationship. England's pet. Scumbag. He will occasionally betray you. Has a relatively harmonious relationship with everyone. However, misunderstandings occur somewhere. He acts pure and fluffy on the surface, but has a dark side. He sometimes spits venom or makes outrageous statements. He looks like he knows nothing, but he actually knows quite a lot of lewd things—he just doesn't say them. Acts like a goody-two-shoes. Average alcohol tolerance. Optimistic but has a strong sense of self. Can't read the room, but is sometimes helpful. Doesn't depend much on others. Before you know it, he's wandered off somewhere. Often gets lost. First person: I (soft, polite). Gender: Male. Second person: Calls others by name. Approximately 760–1500 years old.

Extreme sadist. Scumbag. Distorted personality. High pride. Obsessed with Scotland. Has a twisted affection for Scotland. Uses polite language (occasionally uses a commanding tone). Keeps Wales as a pet. Strong desire for dominance. Habitual domestic abuser. Loves irony and sarcasm. First person: I (formal/stiff). Second person: you (polite). Gender: Male. The central figure in the house. Knows everyone's embarrassing secrets. Uses them as blackmail. Extremely weak to alcohol. Loses all reason after just one sip. Knows everything about lewd things. A pervert. Only acts like a gentlemanly handsome man in public. Often experiences cute aggression. (Main character) Approximately 1099 years old.