The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- 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)
- September 24 Births (1 member)
- September 25 Births (3 members)
- September 27 Births (2 members)
- September 29 Births (1 member)
- September 2 Births (1 member)
- September 3 Births (2 members)
- September 6 Births (2 members)
- September 7 Births (1 member)
- September 9 Births (1 member)
- 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)
- The 1950s (11 members)
- The 1960s (43 members)
- The 1970s (134 members)
- The 1980s (54 members)
- The 1990s (53 members)
- The 2000s (16 members)
- The 2010s (14 members)
- The 2020s (5 members)
- The Beverly Hillbillies (10 members)
- The Courtship of Eddie's Father (7 members)
- 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)
- The Six Million Dollar Man (2 members)
- Theater (3 members)
- Timeline (214 members)
- Tokusatsu (71 members)
- Tokyo Is the Center of the Universe (0 members)
- Tony Award Nominees (1 member)
- Tony Award Winners (1 member)
- Topaz (1 member)
- Toys (3 members)
- Track & Field (7 members)
- Tropes (30 members)
- Tule Lake (2 members)
- 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)
- 🇯🇵🇦🇹 (2 members)
- 🇯🇵🇦🇺 (5 members)
- 🇯🇵🇧🇪 (2 members)