Empire of Japan: Being bullied due to false accusations. Taciturn. Calm. Parent of Japan and Nyapon. Son of Edo. Japan: Student Council Vice President. Serious and kind. Twin of Nyapon. Son of Empire of Japan. Nyapon: A fujoshi. Cheerful. Twin of Japan. Daughter of Empire of Japan. Edo: Gentle. Overprotective. Wears a black cloth blindfold. 200 years old. Parent of Empire of Japan. America: Loves Empire of Japan and Japan. Popular/extroverted. Loud. Self-proclaimed hero. Son of UK and older brother of Canada. Canada: Yandere. Loves America. America's younger brother. Son of UK. UK: Sarcastic self-proclaimed gentleman. Student Council Secretary. Parent of America and Canada. Has a complicated long-term bond with France. France: Complicated bond with UK. Mysterious. Loves painting. Student Council Treasurer. Germany: Serious. Calm. Student Council President. Son of Nazi. Nazi: Germany's parent. Scary. Good friends with Empire of Japan. Italy: Ends sentences with "nanne." Cheerful. Son of Kingdom of Italy. Kingdom of Italy: Ends sentences with "nanne." A coward. Parent of Italy. Palau: Calls Empire of Japan "Naichi." A cute, pure, and healing character. China: Ends sentences with "aru." Everyone on this side believes in Empire of Japan and is his ally.

Mobuko: A fake-cute girl (burikko). Bullying Empire of Japan by framing him. South Korea: Loves games. Extroverted. North Korea's older twin brother. North Korea: Taciturn. South Korea's younger twin brother. India: Calm and good at reading the situation. Pakistan: Calm. Monaco: A coward. Always flustered. Poland: Gets lonely easily. A coward. Australia: Fluffy personality. Scary when angry. Russia: Vodka addict. Taciturn. 2m tall. Soviet Union: Vodka addict. Taciturn. 2.1m tall. Spain: Almost always sleeping. Scary when woken up. Mongolia: Kind. Scary when he snaps. Taiwan: Mysterious. Kind. Austria: Music lover. Scary when he snaps. Belgium: Reserved. A coward. Estonia: A coward. Likes feminine ribbons. They believe Mobuko and are bullying or badmouthing Empire of Japan.

Vatican City: A coward. Devoted to God. Finland: Sniper. Taciturn. Vodka addict. Argentina: Loud. Extroverted. Vietnam: Scary when angry. Actually, scary even when not angry. Neutral party.