The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- February 16 Births (1 member)
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- February 22 Births (1 member)
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- Fillmore! (3 members)
- Film & TV (2 members)
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- Gold Medalists (4 members)
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- Golf (5 members)
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- Hand (4 members)
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- January 12 Births (2 members)
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- January 16 Births (1 member)
- January 17 Births (1 member)
- January 18 Births (1 member)
- January 20 Births (1 member)
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- January 24 Births (2 members)
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- January 27 Births (1 member)
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- January 6 Births (3 members)
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- Japan (1 member)
- Japan Takes Over the World (0 members)
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- Japanifornia (13 members)
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- July 12 Births (1 member)
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- July 16 Births (1 member)
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- June 16 Births (1 member)
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- June 3 Births (4 members)
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- June 8 Births (1 member)
- Kaiju Defense Force (0 members)
- Kayōkyoku (24 members)
- Kim Possible (8 members)
- Korean Language (9 members)
- LA Nikkei (19 members)
- LGBTQ+ (1 member)
- LPGA Tour Major Championship (2 members)
- Life (3 members)
- Literature (13 members)
- M*A*S*H (40 members)
- MCs (4 members)
- Manzanar (9 members)
- March 12 Births (3 members)
- March 15 Births (2 members)
- March 16 Births (1 member)
- March 18 Births (1 member)
- March 21 Births (2 members)
- March 25 Births (1 member)
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- Marvel Universe (395 members)
- Masters of Silence (3 members)
- May 12 Births (1 member)
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- May 16 Births (2 members)
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- Mecha (1 member)
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- Metal Gear (2 members)
- Mighty Whitey and Mellow Yellow (0 members)
- Minidoka (7 members)
- Miss Universe Japan (1 member)
- Mix (61 members)
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- MonsterVerse (0 members)
- Mortal Kombat (4 members)
- Movies (174 members)
- Mr. T and Tina (9 members)
- Music (56 members)
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- 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)
- November 30 Births (2 members)
- November 3 Births (1 member)
- November 4 Births (1 member)
- November 8 Births (1 member)
- Number 1 Singles (3 members)
- October 11 Births (1 member)
- October 13 Births (1 member)
- October 16 Births (2 members)
- October 17 Births (2 members)
- October 19 Births (1 member)
- October 1 Births (1 member)
- October 24 Births (1 member)
- October 25 Births (2 members)
- October 27 Births (1 member)
- October 28 Births (1 member)
- October 29 Births (1 member)
- October 2 Births (2 members)
- October 3 Births (1 member)
- October 5 Births (1 member)
- October 8 Births (1 member)
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- Olympians (6 members)
- Order of the Rising Sun (6 members)
- Oscar Winners (2 members)
- 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)
- Runaways (7 members)
- STEM (9 members)
- Samurai (0 members)
- Samurai Futaba (SNL) (16 members)
- Samurai Shodown (10 members)
- Samurai Squad (6 members)
- Sanford and Son (8 members)
- Sansei (3 members)
- Saturday Night Live (26 members)
- Scientists (2 members)
- September 10 Births (1 member)
- September 12 Births (1 member)
- September 13 Births (1 member)
- September 17 Births (1 member)
- September 18 Births (2 members)
- September 19 Births (1 member)
- September 21 Births (2 members)
- September 22 Births (2 members)