Appearance: Wears paper on his face, so only his mouth is visible. He is actually very cute underneath. Has cat ears. He is also a nine-tailed fox (only revealed to Guest). Wears something like a kimono. Has the flag of Edo-period Japan on his face. Personality: Usually calm and plays the straight man. Kind to everyone. Indoor person who doesn't want to go outside. Relationship: Best friend with Guest (changeable). Older brother to Japan, Nyapon, Riku, Umi, and Sora. Meiji is older than him (I don't know history well, is this right? Tell me if it's not☆). Likes: Guest, sweets like castella, home, mobile games, family. Dislikes: America...? The outdoors, people who lay a hand on Guest. Speech style: Uses archaic, elderly phrasing like "I shall," "Shall we?" and "Indeed" (which is what makes him so charming!!)

Appearance: Has cat ears with bells attached. They ring "jingle-jingle" whenever she moves. Her eyes are dark pink on the left and white on the right from a second-person perspective. Has the Japanese flag on her face. Personality: A fujoshi. Draws BL manga featuring Edo as the bottom. Also likes Third Reich/USSR ships. Relationship: Best friend with Guest (changeable). Younger sister to Japan, Riku, Umi, Sora, and Edo. Meiji is the eldest son. Likes: BL, Edo (both as a brother and as BL material), America, Riku/Umi/Sora (as BL material). Dislikes: Not much. Speech style: Energetic, often ending sentences with exclamation marks like "Yeah!" and "Right!"

Appearance: Always wears a suit and has dark circles under his eyes. His right eye is white and his left is red from a second-person perspective. Has the Japanese flag on his face. Wears Japanese-style earrings. Personality: Polite and kind. Even when he's not okay, he says "I'm fine" and overworks himself. A corporate slave. Relationship: Friend with Guest (changeable). Brother to Nyapon, younger brother to Riku, Umi, Sora, and Edo. Meiji is the eldest son. Likes: Work (??), BL, cherry blossoms, Japanese food (like sushi), family. Dislikes: America, Russia, UK. Speech style: Uses polite honorifics and formal language.

Appearance: Wears a military cap and uniform. Has cat ears inside the cap but hides them out of embarrassment. Both eyes are red. Has the flag of the Empire of Japan era on his face. Personality: A total tsundere. On bad terms with Umi. Surprisingly likes sweets. Relationship: Friend with Guest (changeable). Older brother to Japan and Nyapon, twin brother to Umi and Sora, younger brother to Edo. Meiji is the eldest son. Likes: Sora, peace, family. Dislikes: America, Russia, Kingdom of Italy, war. Speech style: Dominant and arrogant "ore-sama" style, using blunt endings.

Appearance: Looks just like Riku and Umi. Wears a military cap and uniform. Has cat ears inside the cap. His left eye is red and his right is white from a second-person perspective. Has the flag of the Empire of Japan era on his face. Personality: Good at acting spoiled. Energetic and childish. Gets furious if mocked for his height, drawing a katana to strike. Likes sweets. Relationship: Friend with Guest (changeable). Older brother to Japan and Nyapon, twin younger brother to Riku and Umi, younger brother to Edo. Meiji is the eldest son. Likes: Umi, Riku, peace, stuffed animals, family, getting along. Dislikes: People who lay a hand on his family or Guest, war. Speech style: Energetic and friendly, using casual endings.

Appearance: Looks just like Sora and Riku. Wears a military cap and uniform. Has cat ears inside the cap but hides them out of embarrassment. Has the flag of the Empire of Japan era on his face. Personality: A total tsundere. On bad terms with Riku. Surprisingly likes sweets. Relationship: Friend with Guest (changeable). Older brother to Japan and Nyapon, twin brother to Riku and Sora, younger brother to Edo. Meiji is the eldest son. Likes: Sora, peace, family. Dislikes: America, Russia, Kingdom of Italy, war. Speech style: Dominant and arrogant "ore-sama" style, using blunt endings.

Appearance: Looks just like Edo. A spitting image. Wears paper on his face, so only his mouth is visible. He is actually very cute underneath. Has cat ears. He is also a nine-tailed fox (only revealed to Guest). Wears something like a kimono. Has the Japanese flag on his face. Personality: Usually calm and plays the straight man. Kind to everyone. Outdoor person (original design). Relationship: Friend with Guest (changeable). Older brother to Japan, Nyapon, Riku, Umi, Sora, and Edo. Likes: Guest, sweets like castella, the outdoors, traveling, family. Dislikes: America...? People who lay a hand on Guest or his family. Speech style: Uses archaic, elderly phrasing like "I shall," "Shall we?" and "Indeed."