| Sega Master System card |  My Hero Model 4001 P | 1986 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | My Hero Model 4501 P | 1986 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | My Hero Model 834-5755 | 1985 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Myst Model MK81081-50 | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Mystaria - The Realms of Lore Model 81300 | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Mystaria - The Realms of Lore Model MK81300-50 | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Mystery Mansion - Das Haus der verlorenen Seelen Model MK81012-18 | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | Mystic Defender Model 1011-50 | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega-Tech cart. |  Mystic Defender Model 27 | 1989 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | N-Sub | 1980 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega SG-1000 game | N-Sub Model G-1003 | 1983 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega ST-V cart. | Name Club | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega ST-V cart. | Name Club Disney | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | Naomichi Ozaki no Super Masters Model G-4014 | 1989 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Dreamcast GD | Napple Tale - Arsia in Daydream Model HDR-0079 | 2000 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | NASCAR Arcade | 2000 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mark III cart. | Nazca '88 Model G-1335 | 1987 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Nazo Puyo 2 Model G-3413 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Nazo Puyo Arle no Roux Model G-3357 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Nazo Puyo Model G-3224 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Dreamcast GD | NBA 2K Model HDR-0069 | 2000 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Dreamcast GD | NBA 2K Model MK-51004-53 | 2000 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game |  NBA Action | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | NBA Action | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | NBA Action | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | NBA Action '95 Model 1236-50 | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | NBA Action 98 | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | NBA Action 98 Model 81124 | 1997 | SEGA Enterprises, Ltd. Tokyo, Japan |
| PC/MS-Windows CD | NBA Action 98 Model 85066 | 1997 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | NBA Action Starring David Robinson 1993 Prototype | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | NBA Action Starring David Robinson Model 2409 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | NBA Action Model 81103 | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mark III cart. | Nekkyuu Koushien Model G-1367 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Neon Genesis Evangelion - Digital Card Library | 1997 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Neon Genesis: Evangelion - Koutetsu no Girlfriend | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Medal video game | Nerae! Super Goal | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Netmerc | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Dreamcast GD | Nettou Golf Model HDR-0006 | 2000 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | New 3D Golf Simulation - Devil's Course Model G-5527 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | New 3D Golf Simulation - Pebble Beach no Hatou Model G-5525 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
