| New Game - 10-in-1 Power Joy | AS | |
| Unlicensed |
| New Ghostbusters II | EU | 1991 |
HAL Laboratory | Commercial |
| New Ghostbusters II | JP | 1990-12-26 |
HAL Laboratory | Commercial |
| New Ghostbusters II | US | 1990-04 |
HAL Laboratory | Prototype |
| New York Nyankies | JP | 1991-04 |
Atlus | Commercial |
| Nezha Chuanqi | CN | |
Shenzhen Nanjing Technology | Unlicensed |
| Nichibutsu Mahjong III - Mahjong G Men | JP | 1990-07-20 |
Nichibutsu | Commercial |
| Nigel Mansell's World Championship | EU | 1993-10 |
GameTek | Commercial |
| Nigel Mansell's World Championship | EU | 1993-10 |
GameTek | Prototype |
| Nigel Mansell's World Championship Racing | US | 1993-10 |
GameTek | Commercial |
| Nigel Mansell's World Championship Racing | US | 1993-10 |
GameTek | Prototype |
| Nightman vs. Justice Incarnate | WORLD | |
| Prototype |
| Nightshade | US | 1992-01 |
Ultra Games | Commercial |
| Nightshade | WORLD | 1992-01 |
Ultra Games | Commercial |
| Nighttime Bastards | US | 2014 |
INFINITE NES LIVES | Unlicensed |
| Nihonichi no Mei Kantoku | JP | 1990-08 |
Asmik | Commercial |
| Niji no Silk Road | JP | 1991-02 |
Victor Entertainment | Commercial |
| Nim & Nom | WORLD | |
| Unlicensed |
| Nim & Nom | WORLD | |
| Prototype |
| Nin Nin | WORLD | 2020-02 |
The Mojon Twins | Prototype |
| Nin Nin | WORLD | 2020-02 |
The Mojon Twins | Unlicensed |
| Ninja Cop Saizou | JP | 1989-11-17 |
Taito | Commercial |
| Ninja Crusaders | US | 1990-12 |
Sammy Studios | Commercial |
| Ninja Crusaders | US | 1990-12 |
American Sammy | Prototype |
| Ninja Crusaders - Ryuuga | JP | 1990-12 |
Sammy Studios | Commercial |
| Ninja Gaiden | US | 1989-03 |
Tecmo | Commercial |
| Ninja Gaiden | US | 1989-03 |
Tecmo | Prototype |
| Ninja Gaiden II - The Dark Sword of Chaos | US | 1990-05 |
Tecmo | Commercial |
| Ninja Gaiden II - The Dark Sword of Chaos | US | 1990-05 |
Tecmo | Prototype |
| Ninja Gaiden III - The Ancient Ship of Doom | US | 1991-08 |
Tecmo | Commercial |
| Ninja Gaiden III - The Ancient Ship of Doom | US | 1991-08 |
Tecmo | Prototype |
| Ninja Hattori-kun - Ninja wa Syugyou de Gozaru no Maki | AS | 1986-03 |
| Unlicensed |
| Ninja Hattori-kun - Ninja wa Syugyou de Gozaru no Maki | JP | 1986-03 |
Hudson Soft | Commercial |
| Ninja Hattori-kun - Ninja wa Syugyou de Gozaru no Maki | JP | 1986-03 |
Hudson Soft | Prototype |
| Ninja JaJaMaru - Operation Milky Way | EU | 1991-03 |
Jaleco | Commercial |
| Ninja JaJaMaru - Operation Milky Way | US | 1991-03 |
Jaleco | Commercial |
| Ninja JaJaMaru - The Legend of the Golden Castle | EU | 1990-05 |
Jaleco | Commercial |
| Ninja JaJaMaru - The Legend of the Golden Castle | US | 1990-05 |
Jaleco | Commercial |
| Ninja JaJaMaru - The Ninja Skill Book | EU | 1989-03 |
Jaleco | Commercial |
| Ninja JaJaMaru - The Ninja Skill Book | US | 1989-03 |
Jaleco | Commercial |
| Ninja JaJaMaru's Big Adventure | EU | 1986-08 |
Jaleco | Commercial |
| Ninja JaJaMaru's Big Adventure | US | 1986-08 |
Jaleco | Commercial |
| Ninja JaJaMaru-kun | EU | 1985-11-15 |
Jaleco | Commercial |
| Ninja JaJaMaru-kun | US | 1985-11-15 |
Jaleco | Commercial |
| Ninja Jajamaru - Ginga Daisakusen | JP | 1991-03-29 |
Jaleco | Commercial |
| Ninja Jajamaru - Ginga Daisakusen | JP | 1991-03-29 |
Jaleco | Prototype |
| Ninja Jajamaru-kun | JP | 1985-11-15 |
Jaleco | Commercial |
| Ninja Jajamaru-kun | WORLD | 1985-11-15 |
Jaleco | Commercial |
| Ninja Kid | US | 1986-10 |
Bandai Namco Holdings | Commercial |
| Ninja Muncher | WORLD | |
| Prototype |
| Ninja Ryukenden IV | AS | 1989-11 |
| Unlicensed |
| Ninja Ryuuken Den | JP | 1988-12 |
Tecmo | Commercial |
| Ninja Ryuuken Den II - Ankoku no Jashin Ken | AS | 1990-04 |
| Unlicensed |
| Ninja Ryuuken Den II - Ankoku no Jashin Ken | JP | 1990-04 |
Tecmo | Commercial |
| Ninja Ryuuken Den III - Yomi no Hakobune | JP | 1991-06 |
Tecmo | Commercial |
| Ninja Slapper | WORLD | 2013 |
| Unlicensed |
| Ninja Teenz - The Revival | WORLD | 2022-10 |
TurtleRescueNES | Demo |
| Ninja Trip | WORLD | |
| Unlicensed |
| Ninja Turtles 5 | AS | 1992-04 |
| Unlicensed |
| Ninja-kun - Ashura no Shou | JP | 1988-05 |
UPL | Commercial |
| Ninja-kun - Majou no Bouken | JP | 1985-05 |
Jaleco | Commercial |
| Ninja-kun - Majou no Bouken | TW | 1985-05-10 |
| Unlicensed |
| Ninjara Hoi! | JP | 1990-08-08 |
ASCII Corporation | Commercial |
| Nintencat - The Parody | WORLD | |
| Unlicensed |
| Nintendo World Championships 1990 | US | 1990 |
Nintendo | Commercial |
| Nintendo World Cup | EU | 1991-06-27 |
Nintendo | Commercial |
| Nintendo World Cup | US | 1990-12 |
Nintendo | Commercial |
| NintendoAge Halloween 2009 | US | |
| Unlicensed |
| Nishimura Kyoutarou Mystery - Blue Train Satsujin Jiken | JP | 1989-01 |
Irem | Commercial |
| Nishimura Kyoutarou Mystery - Blue Train Satsujin Jiken | JP | 1989-01-20 |
Irem | Prototype |
| Nishimura Kyoutarou Mystery - Super Express Satsujin Jiken | JP | 1990-03 |
Irem | Commercial |
| Nix - The Paradox Relic | WORLD | 2020 |
| Demo |
| No Good Choice | WORLD | 2020 |
Yaroslav Veremenko | Unlicensed |
| No Points | WORLD | |
| Prototype |
| Noah's Ark | EU | 1992-11-22 |
Konami | Commercial |
| Nobunaga no Yabou - Bushou Fuuun Roku | JP | 1991-12 |
Koei | Commercial |
| Nobunaga no Yabou - Sengoku Gunyuuden | JP | 1990-02 |
Koei | Commercial |
| Nobunaga no Yabou - Zenkoku Ban | JP | 1988-03 |
Koei | Commercial |
| Nobunaga's Ambition | US | 1989-06 |
Koei | Commercial |
| Nobunaga's Ambition II | US | 1991-04 |
Koei | Commercial |
| Nomolos - Storming the CATsle | WORLD | 2014 |
Retrozone | Unlicensed |
| Nomolos - Storming the CATsle | WORLD | 2014 |
retroUSB | Demo |
| Nongchang Xiao Jingling | CN | |
| Unlicensed |
| North & South | EU | 1992-01-23 |
Infogrames | Commercial |
| North & South - Wakuwaku Nanboku Sensou | JP | 1990-09 |
Infogrames | Commercial |
| North and South | US | 1990-12 |
Infogrames | Commercial |
| Nosey Joe - The Power Mystery | WORLD | 2023-02 |
baardbi | Unlicensed |
| Nothing Good Can Come of This | WORLD | 2017 |
| Unlicensed |
| Nova the Squirrel | WORLD | 2018 |
NovaSquirrel | Unlicensed |
| Noxious Liquid | WORLD | |
| Prototype |
| Null the Summoner | WORLD | |
| Unlicensed |
| Numeral Munchers | WORLD | |
| Unlicensed |
| Nushen de Jiushu | CN | |
| Unlicensed |
| Nuts & Milk | JP | 1984-07-28 |
Hudson Soft | Commercial |
| O.J. Kart - Bronco Dash | WORLD | |
| Prototype |
| Obake no Q Tarou - Wanwan Panic | JP | 1985-12 |
Bandai | Commercial |
| Obocchama-kun | JP | 1991-04-05 |
Tecmo | Commercial |
| Obstacle Trek | WORLD | |
| Prototype |
| Obuchayushchiy Kartridzh | RU | |
| Unlicensed |
| Octops Octops | WORLD | 2025-04 |
James Tall | Unlicensed |