| Nintendo Famicom cart. |  The Untouchables | 1991 | Altron Corp. |
| Nintendo Famicom cart. | Thexder Model SQF-TX P | 1985 | Square Co., Ltd. Japan |
| Nintendo Famicom cart. | Thunderbirds Model PAC-T5 | 1989 | Pack-In-Video Co., Ltd. Japan |
| Nintendo Famicom cart. | Thunderbolt 2 | 19?? | Gamtec Taiwan |
| Nintendo Famicom cart. | Tian Long Ba Bu Model NJ035 | 200? | Shenzhen Nanjing Technology Co., Ltd. China |
| Nintendo Famicom cart. | Tian Shen Zhi Jian Model ES-1112 | 19?? | Waixing Computer & Technology Co., Ltd. China |
| Nintendo Famicom cart. | Tian Shi Zhi Yi II | 19?? | Waixing Computer & Technology Co., Ltd. China |
| Nintendo Famicom cart. | Tian Shi Zhi Yi Model ES-1095 | 19?? | Waixing Computer & Technology Co., Ltd. China |
| Nintendo Famicom cart. | Tian Wang Xiang Mo Zhuan | 19?? | Waixing Computer & Technology Co., Ltd. China |
| Nintendo Famicom cart. | Tiejia Tuji | 200? | Shenzhen Jincota Technology Co., Ltd. China |
| Nintendo Famicom cart. | Tiger Jenny Hb | 201? | Ludosiy |
| Nintendo Famicom cart. | Tiger-Heli Model R49V5905 (PNF-TH) | 1986 | Pony Canyon, Inc. Japan |
| Nintendo Famicom cart. | Time Diver - Avenger | 1994 | Nitra |
| Nintendo Famicom cart. | Time Zone | 1991 | Sigma Enterprises, Inc. Tokyo, Japan |
| Nintendo Famicom cart. | Times of Lore Model THF-U7 | 1990 | Toho Cinephile-Soft |
| Nintendo Famicom cart. | Tin Choi Ma Lei | 19?? | Unknown China |
| Nintendo Famicom cart. | Tiny Toon Adventures 2 - Montana Land e Youkoso Model KON-RV051 | 1992 | Konami Co., Ltd. Japan |
| Nintendo Famicom cart. | Tiny Toon Adventures Model RC860 | 1991 | Konami Industry Co., Ltd. Japan |
| Nintendo Famicom cart. | Titan Model SFL-NL | 1990 | SOFEL Co., Ltd. Japan |
| Nintendo Famicom cart. | Titanic 1912 | 19?? | Union Bond China |
| Nintendo Famicom cart. | Titanic Model NJ048 | 2005 | Shenzhen Nanjing Technology Co., Ltd. China |
| Nintendo Famicom cart. | TM Network - Live in Power Bowl Model ESF-T9 | 1989 | CBS Sony Group |
| Nintendo Famicom cart. | Toki no Tabibito - Time Stranger | 1986 | Kemco, Ltd. |
| Nintendo Famicom cart. | Tokkyuu Shirei - Soul Brain Model ANG-OM | 1991 | Angel Japan |
| Nintendo Famicom cart. | Tokoro-san no Mamoru mo Semeru mo | 1987 | Epic/Sony Records Sony Music Ent., Inc. Japan |
| Nintendo Famicom cart. | Tokyo Pachi Slot Adventure Model CDS-83 | 1991 | C*Dream |
| Nintendo Famicom cart. | Tom & Jerry (And Tuffy) Model ALT-5Y | 1992 | Altron Corp. |
| Nintendo Famicom cart. | Tom Sawyer no Bouken Model KKS-YB | 1989 | Seta Co., Ltd. Japan |
| Nintendo Famicom cart. | Top Gun | 1987 | Konami Industry Co., Ltd. Japan |
| Nintendo Famicom cart. | Top Gun - Dual Fighters Model KDS-OG | 1989 | Konami Industry Co., Ltd. Japan |
| Nintendo Famicom cart. | Top Striker | 1992 | NAMCOT Japan |
| Nintendo Famicom cart. | Top-Rider Model VRE-R1 | 1988 | Varie Corp. Japan |
| Nintendo Famicom cart. | Totsuzen! Macchoman Model VIC-M5 | 1988 | Vic Tokai Japan |
| Nintendo Famicom cart. | Touch Down Fever Model KAC-T7 P | 1988 | KAC K.Amusement Lising Co. Japan |
| Nintendo Famicom cart. | Touhou Kenbun Roku | 1988 | Natsume, Inc. Japan |
| Nintendo Famicom cart. | Toujin Makyouden - Herakles no Eikou Model DFC-HE | 1987 | Data East Corp. Japan |
| Nintendo Famicom cart. | Toukon Club | 1992 | JALECO Co., Ltd. Japan |
| Nintendo Famicom cart. | Tsuppari Oozumou Model TCF-TM | 1987 | Tecmo, Ltd. Tokyo, Japan |
| Nintendo Famicom cart. | Tsuppari Wars | 1991 | Sammy Corp. Japan |
| Nintendo Famicom cart. | Tsuri Kichi Sanpei - Blue Marlin-Hen Model VFR-Y1 | 1988 | Victor Musical Industries, Inc. Japan |
