Marvel Comics
- Imperial Japan (Members)
- Primary Leaders
- Emperor Hirohito (1942) 10 comic
- Hideki Tojo (1943) 2 comics
- Mock Mikado (1942) 1 comic
- Costumed and Super-Powered Operatives
- Lady Lotus
- Mysto the Magician (1942) 1 comic
- Hutsu (1942) 1 comic
- Khan (1942) 1 comic
- Hideko Togu AKA Vampire (1942) 1 comic
- The Paw (1942) 1 comic
- Fakir
- Marvello the Mystic
- Iko Akakowa AKA Serpent (1943) 1 comic
- Yellow Fang (1944) 1 comic
- The Head (1944) 1 comic
- Whip (1943) 1 comic
- Cellmen
- Tehru the Mystic
- Juggernaut (WWII) (1944) 1 comic
- Face (Japanese) (1944) 1 comic
- Prophet of Hate (1944) 1 comics
- Blackbeard (Japanese Spy) (1945) 1 comic
- Military Officials
- Captain Okada of the Dragon of Death (1941) submarine
- Jakada Miller AKA Agent X (1942) 2 comics
- Colonel Yama (1942) 1 comic
- Captain Nitsu (1942) 1 comic
- Admiral Nippo (1942) 1 comic
- Kuhomai (1943) 1 comic
- Captian Kioto (1943) 1 comic
- Yoko (1943) 1 comic
- General Nikki (1943) 1 comic
- Baron Togi (1943) 1 comic
- General Tsaki (1943)
- Marshal Ito (1944) 1 comic
- Admiral Footsu (1944) 1 comic
- Captain Osaki AKA Osaki, the Murderous Jap (1943) 1 comic
- Captain Krashyu (1944) 1 comic
- General Suki (1944) 1 comic
- General Yokima (1944) 1 comic
- Captain Suicide (1944) 1 comic
- The Bloody Baron (1945) 1 comic
- Teams
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- Doctor Yokotio (1944) invented the Sea Dragon submarine
- Fang (WWII) (1941) 2 comics
- Ah Knee (1942) 1 comic
- Baron Nushima (1941) 1 comic
- Gojo (1942) 1 comic
- Captain Nokuru (1942) 1 comic
- Maso Katoro (1943) 1 comic
- Doctor Suki (1943) 1 comic
- Doctor Suki (II) (1943) 1 comic
- Doctor Yokotio (1944) 1 comic
- Colonel Kishi (1944) 1 comic
- Baron Hitso (1944) 1 comic
- Doctor Nichi (1945) 1 comic
- Matzu (1941) 1 comic
- Moppino (1942) 1 comic
- Nichi (1943) 1 comic
- Ninja (Master Khan) (1974) 8 comics
- Nogatmi (1943) 1 comic
- Princess Ramasi (1943) 1 comic
- Ruby Yen (1943) 1 comic
- Sagayo (1943) 1 comic
- Sandai (1942) 1 comic
- Satokata Matsu (1940) 1 comic
- Sico Rudo (1945) 1 comic
- Suoka (1941) 2 comics
- Symbol of Doom (1943) 1 comic
- Togo (1942) 1 comic
- Yellow Claw (Japanese) (1944) 1 comic
- Tu-Ra-Bi-Ka (Impostor) (1943) 1 comic
- Sim Altona (1943) 1 comic