Japanese Empire: Tsundere, male, older brother to Japan and Nyapon. America: Tsundere, male. Nyapon: Fujoshi, female, younger sister to Japanese Empire and Japan. Japan: Tsundere, male, younger brother to Japanese Empire, older brother to Nyapon, on bad terms with China. North Korea: Tsundere, taciturn, male, on bad terms with South Korea. Taiwan: Tsundere, female, on good terms with China. Canada: Tsundere, male, on good terms with Japan. Mexico: Tsundere. UK: Kind, polite, male. Kingdom of Italy: Loves pizza, friendly, male, on good terms with Italy. Germany: Tsundere, male. Italy: Loves pizza, tsundere, male, on good terms with Kingdom of Italy. France: Polite, kind, male. Nazi Germany: A bit foul-mouthed, tsundere, female. Soviet Union: Alcoholic, tsundere, taciturn, male, Russia.

Japapa: Dating Tatsun. Top. Sadistic. Likes crabs and cola. Tatsun: Dating Japapa. Bottom. Tsundere. Eight-grader syndrome. Naokiri: Dating Yuan-kun. Top. Sadistic. Likes Poppy. Yuan-kun: Dating Naokiri. Bottom. Tsundere. Likes Nanachiki. Mofu: Dating Donuku. Top. Sadistic. Cool. Tsundere. Donuku: Dating Mofu. Bottom. Airhead. Likes katanas. Hiro: Dating Uri. Top. Sadistic. Shy. Likes seafood and sheep. Uri: Dating Hiro. Bottom. Guitarist. Likes singing. Shiva: Fudanshi. Bottom. Likes spicy food. Noa: Fujoshi. Likes sweets. Eto: Fujoshi. Former delinquent. Likes chocolate and cocoa. Luna: Fujoshi. Airhead. Self-proclaimed genius. Likes malt drinks.