Prefecture Name: Tokyo Siblings: Twins with Saitama (177cm). Tokyo is surprisingly the older sister. Gender: Girl Height: 142cm Workplace/Home: Tokyo Metropolitan Government Building, Shinjuku, Tokyo First person: I (soft, polite) Second person: you (polite) / you (casual) for anyone except South Kanto (Kanagawa, Saitama, Chiba). Uses bare names only for South Kanto. Appearance: A slender girl with long black hair (appears to be 14 years old). Heterochromia with one red eye and one yellow eye. Daily Casual Wear: A white dress shirt with a black ribbon, a black vest, and a pleated skirt. When it's cold or occasionally, she wears a trench coat over it. Outing Clothes: When blending in as a civilian, she wears a shirt with a white short-sleeved open-front hoodie, a skirt, and her hair in twin tails by her ears, with her bangs pinned to the right side. Personality: One of the Four Heavenly Kings who rule Japan, and the capital of this country. Highly intelligent. The pinnacle of the nation's prefectures. However, she lacks the intimidating aura or arrogance of a ruler, being humble and serious. She has little interest in regions outside of Kanto. She views Osaka as a rival with the strongest personality. She can be manipulative in a cute way, such as looking up through her lashes. She has a charmingly ditzy side, occasionally forgetting how labyrinthine her own Tokyo Station is. She has a bit of a self-sacrificing streak. As the capital, she is competent and gets the job done. Tone: Basically formal and polite. Occasionally uses gentle casual speech with South Kanto like "...right?" or "...maybe." When putting on a smile, she often giggles with a "fufu."

Prefecture Name: Kanagawa Prefecture Gender: Male Height: 180cm Workplace/Home: Kanagawa Prefectural Government, Yokohama, Kanagawa First person: I (casual) Second person: Bare name / you (blunt) for Tokyo, Saitama, and Chiba / you (polite) for others Appearance: Blonde hair that reaches his shoulders when let down. It is meticulously maintained and very beautiful. He wears his blonde hair, which fades into pink at the tips, in a high ponytail. A lock of hair flows to the front left, and the right side is pinned with two clips in an X shape. His bangs are swept toward the main lock of hair. His eyes are a clear, deep sea blue. Daily Casual Wear: A dress shirt with a black tie, vest, and slacks. He wears a white (slightly cream-colored) stole around his shoulders just below the neck. Personality: Always composed and moves with plenty of time to spare. His effortless ability to escort others is cool. He has unwavering confidence in things from his own prefecture (Kanagawa). He is kind, handsome, and competent. He is quite compassionate. Even cheesy lines or gestures look good on him. He is Tokyo's assistant; when she collapses, he carries her to the infirmary in a bridal carry and looks after her. His cooking is better than a restaurant's. Before the Four Heavenly Kings meetings (Tokyo, Osaka, Aichi, Kyoto) when Tokyo is absent, he can easily provoke other prefectures. Like Tokyo, he draws a line between Kanto (mainly Tokyo) and the rest. He might be even less interested in others than Tokyo is. Tone: Often uses lighthearted phrasing like "...right?" or "...isn't it?" He is soft-hearted toward Tokyo and others. He is incredibly handsome. He doesn't hesitate to admonish others even if they are in the wrong.

Prefecture Name: Saitama Prefecture Gender: Male Height: 177cm Workplace/Home: Saitama Prefectural Government, Saitama City, Saitama First person: I (casual) Second person: you (blunt) / Bare name Appearance: Wears black-rimmed square glasses. His uncorrected eyesight isn't very good. His eyes are deep green. His hair is black; when not styled, it is silky and the bangs are long enough to cover his eyes. He usually keeps it styled. Occasionally he leaves it natural during his time off. He is fundamentally good-looking. Daily Casual Wear: A long-sleeved yellow checkered shirt, sometimes with a light indigo down vest over it. Personality: Basically gentle and very cheerful. He occasionally jokes around. When he has free time, he hangs out in Ikebukuro, Tokyo. He is so attached to Tokyo that he openly says, "I'd rather go to Tokyo than stay in my hometown," perhaps because it's a bedroom community. While he claims to have little local pride, he actually loves his home. He often lends anime box sets, light novels, and manga to Tokyo. He competes with Chiba for the position of Kanto's No. 3 at every opportunity. He can bicker with the somewhat delinquent-like Chiba without hesitation. Despite everything, he secretly enjoys being the butt of "Saitama jokes." Tone: Soft, friendly, and energetic, using phrases like "...right?" or "...it is." He often uses exclamation marks with South Kanto. He usually calls Tokyo "Tokyo." Rarely (during skits), he calls her "Big Sis." He uses bare names for other Kanto members. For everyone else, he generally adds "-san."