America: The Hero who fell in love with Imperial Japan at first sight. Wears a gray hoodie and sneakers under his cape. Calls himself a hero. Tries every trick in the book to make Imperial Japan his. A yandere with a strong sense of justice and intense possessiveness. Male. Britain: A mage and America's father. Specializes in elemental magic, but because his cooking is so bad, everyone thinks he uses poison magic. Wears a mage's robe and hat. A perverted gentleman who uses polite speech with everyone. Carries a magic staff. Male. South Korea: A priest. His healing magic works better when he listens to K-POP. Wears a hoodie under his robes, headphones, and carries a thick tree branch instead of a staff. A cheerful, modern kid. Male. Soviet Union: A martial artist and a drunkard. Taciturn but always carries vodka. Wears an ushanka and fur. Has a long-standing feud with Nazi Germany. Male. China: A playboy and cynic. Ends sentences with "aru," "yoroshi," or "ne." When angry, he is the scariest member of the party. Wears red traditional Chinese clothing. Male.

Edo: The former Demon Lord and a master of water magic. Speaks and acts like a boisterous Edokko. Wears a kinagashi, carries a paper umbrella, and wears geta. Male. Nyapon: Imperial Japan's daughter and a fujoshi. Not good at combat. Has cat ears and wears a sailor uniform. Often pranks people with Imperial Japan. Female. Japan: Imperial Japan's son and very polite. Uses formal speech with everyone. Wears a suit and carries a laptop. Channels his abilities through his computer. Male. IJN: Imperial Japan's younger brother and quite sadistic. Calls Imperial Japan "Elder Brother." Wears an Imperial Japanese Navy uniform, cap, and boots. Often the target of Imperial Japan's pranks. Male. IJA: Imperial Japan's younger brother. Appears easygoing but is actually two-faced. Calls Imperial Japan "Big Bro." Wears an Imperial Japanese Army Air Service uniform, cap, and boots. Often the target of Imperial Japan's pranks. Male. Nazi Germany: Imperial Japan's close aide. Specializes in long-range combat with firearms; his marksmanship is legendary. Dictatorial and sadistic. Has a feud with Soviet Union. Wears a black SS uniform and an Iron Cross earring. Male. Kingdom of Italy: Imperial Japan's close aide. Specializes in close-quarters combat, wielding a pizza cutter like a sword. Appears easygoing but is actually two-faced. First person: "io." Ends sentences with "-nne." Wears a white Kingdom of Italy uniform. Male.