| Kick Master | 1992 | KID |
| Kick Off | 1989 | Dino Dini |
| Kickle Cubicle | 1990 | Irem |
| Kid Dracula | 1990 | Konami |
| Kid Icarus | 1986 | Nintendo Research & Development 1 |
| Kid Klown in Night Mayor World | 1992 | Kemco |
| Kid Kool | 1988 | Tokai Communications |
| Kid Niki: Radical Ninja | 1987 | Irem |
| King Kong 2: Ikari no Megaton Punch | 1986 | Konami |
| King Neptune's Adventure | 1990 | Color Dreams |
| King of Kings | 1988 | Atlus |
| King of Kings: The Early Years | 1991 | Wisdom Tree |
| King's Knight | 1986 | Bits Laboratory |
| King's Quest V | 1990 | Sierra Entertainment |
| Kings of the Beach | 1990 | Electronic Arts |
| Kirby's Adventure | 1993 | HAL Laboratory |
| Kiteretsu Daihyakka | 1990 | Epoch Co. |
| KlashBall | 1991 | SOFEL |
| Klax | 1989 | Atari Games |
| Knight Lore | 1984 | Aackosoft, Stamper brothers, Rare Ltd. |
| Knight Rider | 1988 | Pack-In-Video |
| Konami Hyper Soccer | 1992 | Konami |
| Konami Wai Wai World | 1988 | Konami |
| Krazy Kreatures | 1990 | Bitmasters |
| Krusty's Fun House | 1992 | Audiogenic |
| Kujaku Ō | 1988 | Graphic Research Co., Ltd. |
| Kung Fu Heroes | 1986 | Culture Brain |
| Kung-Fu Master | 1984 | Irem |
| Kunio-kun no Nekketsu Soccer League | 1993 | Technōs Japan |
| Kyatto Ninden Teyandee | 1991 | Tecmo |
| Kyonshis 2 | 1987 | Thinking Rabbit |
| L'Abbaye des Morts for NES | 2021 | — |
| L'Empereur | 1991 | Koei |
| Labyrinth | 1987 | Atlus |
| Lagrange Point | 1991 | Konami |
| Laser Invasion | 1991 | Konami |
| Last Action Hero | 1993 | Bits Studios |
| Last Armageddon | 1990 | Advance Communication |
| Last Ninja 2 | 1988 | System 3 |
| Law of the West | 1985 | Aackosoft, Accolade |
| Layla | 1986 | dB-SOFT |
| Legacy of the Wizard | 1987 | Nihon Falcom |
| Legendary Wings | 1986 | Capcom |
| Legends of the Diamond | 1992 | Tose Co. |
| Lemmings | 1991 | Rockstar North |
| Lethal Weapon | 1993 | Eurocom |
| Life Force | 1988 | Konami |
| Linus Spacehead's Cosmic Crusade | 1992 | Codemasters |
| Little League Baseball: Championship Series | 1990 | SNK, SNK |
| Little Magic | 1990 | Data East |
| Little Nemo: The Dream Master | 1990 | Capcom |
| Little Ninja Brothers | 1989 | Culture Brain |
| Little Red Hood | 1990 | — |
| Little Samson | 1992 | GameFAQs |
| Lode Runner | 1983 | Douglas E. Smith |
| Log Jammers | 2017 | Mega Cat Studios |
| Loopz | 1990 | Milestone S.r.l., Audiogenic |
| Lost Word of Jenny | 1987 | Tose Co. |
| Lot Lot | 1985 | Irem |
| Low G Man: The Low Gravity Man | 1990 | KID |