The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- May 5 Births (1 member)
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- Mecha (1 member)
- Media and Entertainment (1 member)
- Metal Gear (2 members)
- Mighty Whitey and Mellow Yellow (0 members)
- Minidoka (7 members)
- Miss Universe Japan (1 member)
- Mix (61 members)
- Models & Beauty Queens (23 members)
- MonsterVerse (0 members)
- Mortal Kombat (4 members)
- Movies (175 members)
- Mr. T and Tina (9 members)
- Music (56 members)
- Musicians (1 member)
- Musicians & Singers (129 members)
- Needs Love (321 members)
- New Earth (52 members)
- News & Media (1 member)
- Nihonjin (1 member)
- Nikkei (180 members)
- Nikkei who were interned (45 members)
- Ninja (2 members)
- Nisei (18 members)
- Nisei Week Queens (2 members)
- November 12 Births (1 member)
- November 17 Births (2 members)
- November 18 Births (1 member)
- November 19 Births (1 member)
- November 1 Births (1 member)
- November 20 Births (2 members)
- November 22 Births (1 member)
- November 25 Births (2 members)
- November 28 Births (1 member)
- November 2 Births (1 member)
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- November 3 Births (1 member)
- November 4 Births (1 member)
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- Number 1 Singles (3 members)
- October 11 Births (1 member)
- October 13 Births (1 member)
- October 16 Births (2 members)
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- October 19 Births (1 member)
- October 1 Births (1 member)
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- October 27 Births (1 member)
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- October 3 Births (1 member)
- October 5 Births (1 member)
- October 8 Births (1 member)
- October 9 Births (1 member)
- Olympians (6 members)
- Order of the Rising Sun (6 members)
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- Peabody Award (1 member)
- Pee-wee's Playhouse (5 members)
- Perry Mason (6 members)
- Pinball (3 members)
- Pinky Violence (1 member)
- Poets (1 member)
- Police Academy (1 member)
- Politicians (9 members)
- Portuguese (3 members)
- Poston (1 member)
- Pre-Zero Hour (4 members)
- Presidential Medal of Freedom (3 members)
- Problematic (0 members)
- Prodigy (3 members)
- Professional Wrestlers (11 members)
- Quality Universe (4 members)
- Quapa (1 member)
- Racing Drivers (1 member)
- Rappers (0 members)
- Rohwer (3 members)
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- STEM (9 members)
- Samurai (0 members)
- Samurai Futaba (SNL) (16 members)
- Samurai Shodown (10 members)
- Samurai Squad (6 members)
- Sanford and Son (8 members)
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- Saturday Night Live (26 members)
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- September 10 Births (1 member)
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- Sesame Street (21 members)
- Sesame Street Japan (6 members)
- Shadowmasters (3 members)
- Shinobi (Game) (1 member)
- Shogun Warriors (30 members)
- Shōwa era (1954–1975) (16 members)
- Silver Medalists (2 members)
- Singers (3 members)
- Skateboarders (1 member)
- Soulcalibur (5 members)
- Sports (56 members)
- Star Trek (15 members)
- Street Fighter (30 members)
- Sumo Wrestlers (1 member)
- Sunrise Society (5 members)
- Super Friends (2 members)
- Super Young Team (7 members)
- TV Episodes (164 members)
- TV Shows (1 member)
- Tagalog (11 members)
- Tarento (8 members)
- Teenage Mutant Ninja Turtles (1 member)
- Tekken (7 members)
- Television (419 members)
- Tenchu: Stealth Assassins (2 members)
- Tennis Players (1 member)
- The 1940s (6 members)
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- The Beverly Hillbillies (10 members)
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- The Idiot from Osaka (0 members)
- The Idolmaster (4 members)
- The Karate Kid (7 members)
- The Love Boat (3 members)
- The Muppet Show (1 member)
- The Nail (1 member)
- The Richard Pryor Show (1 member)
- The Simpsons (24 members)
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- Theater (3 members)
- Timeline (214 members)
- Tokusatsu (71 members)
- Tokyo Is the Center of the Universe (0 members)
- Tony Award Nominees (1 member)
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- Toys (3 members)
- Track & Field (7 members)
- Tropes (30 members)
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- Video Games (111 members)
- Voice Talent (6 members)
- Whitey Playing Hāfu (3 members)
- Wiki (9 members)
- Wildstorm Multiverse (1 member)
- Wildstorm Universe (1 member)
- World Series Champions (4 members)
- X-Men (36 members)
- Yakuza (0 members)
- Yamato Nadeshiko (0 members)
- Year of Passing (44 members)
- Yellow Peril (0 members)
- Yellowface (5 members)
- Yonsei (0 members)
- 日本語 (3 members)
- 🇨🇦 (1 member)
- 🇯🇵 (564 members)
- 🇯🇵? (32 members)
- 🇯🇵 Eldia (1 member)
- 🇯🇵🇦🇷 (0 members)
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- 🇯🇵🇨🇴 (1 member)
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- 🇯🇵🇬🇭 (1 member)
- 🇯🇵🇬🇺 (1 member)
- 🇯🇵🇭🇹 (1 member)
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- 🇯🇵🇮🇩 (1 member)
- 🇯🇵🇮🇪 (2 members)
- 🇯🇵🇮🇳 (4 members)
- 🇯🇵🇮🇷 (3 members)
- 🇯🇵🇮🇹 (17 members)
- 🇯🇵🇯🇲 (3 members)
- 🇯🇵🇰🇷 (8 members)
- 🇯🇵🇱🇰 (1 member)
- 🇯🇵🇲🇲 (1 member)
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- 🇯🇵🇳🇬 (1 member)
- 🇯🇵🇳🇱 (2 members)
- 🇯🇵🇳🇴 (1 member)
- 🇯🇵🇳🇿 (2 members)
- 🇯🇵🇵🇪 (1 member)
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- 🇯🇵🇵🇰 (5 members)
- 🇯🇵🇵🇱 (1 member)
- 🇯🇵🇵🇷 (1 member)
- 🇯🇵🇵🇹 (0 members)
- 🇯🇵🇷🇴 (2 members)
- 🇯🇵🇷🇺 (11 members)
- 🇯🇵🇸🇬 (1 member)
- 🇯🇵🇸🇻 (1 member)
- 🇯🇵🇹🇭 (2 members)
- 🇯🇵🇹🇹 (1 member)
- 🇯🇵🇹🇼 (1 member)
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- 🇯🇵🇺🇸 (168 members)
- 🇯🇵🇻🇳 (1 member)
- 🇯🇵🇿🇦 (1 member)
- 🇯🇵🏴 (1 member)
- 🇺🇲🇯🇵 (1 member)
- 🇺🇸🇯🇵 (173 members)
- 🏴 (1 member)