| Sega Saturn CD |  Winter Heat Model GS-9177 | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Winter Heat Model MK81129-50 | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Winter Olympics - Lillehammer '94 Model G-3342 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | Winter Olympics Model G-4115 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD |  WipEout Model 81211 | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega CD | Wirehead Model 4437 | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Witch | 1992 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega-CD | Wolfchild Model 4404 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Pinball | Woman-Lib | 1977 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Wonder Boy - The Dragon's Trap | 1992 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | Wonder Boy III - Monster Lair | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Wonder Boy III - Monster Lair Model 317-0084 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game |  Wonder Boy III - Monster Lair Model 317-0085 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Wonder Boy III - Monster Lair Model 317-0086 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Wonder Boy III - Monster Lair Model 317-0087 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Wonder Boy III - Monster Lair Model 317-0089 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Wonder Boy III - Monster Lair Model 317-0098 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | Wonder Boy III - Monster Lair Model G-4025 P | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Wonder Boy III - The Dragon's Trap | 1992 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Wonder Boy III - The Dragon's Trap Model 7026 | 1989 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Wonder Boy in Monster Land Model 317-0043 | 1987 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Wonder Boy in Monster Land Model MK-7007-50 P | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | Wonder Boy in Monster World | 1992 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Wonder Boy in Monster World Model 9012 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | Wonder Boy V - Monster World III Model G-5509 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Wonder Boy Model 2302 P | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Wonder Boy Model 315-5135 | 1986 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game kit | Wonder Boy Model 315-5162 | 1986 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Wonder Boy Model 315-5176 | 1986 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Wonder Boy Model 315-5177 | 1986 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Wonder Boy Model 315-5178 | 1986 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Wonder Boy Model 315-5179 | 1986 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega SG-1000 game | Wonder Boy Model C-69 | 1986 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Wonder Boy Model G-3205 P | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Wonder Boy Model MK-5068-50 | 1987 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Wonder Boy System 2 P | 1986 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega-CD | Wonder Dog Model 4428 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Woody Pop | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mark III card | Woody Pop - Shinjinrui no Block Kuzushi Model C-519 | 1987 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | World Advanced Daisenryaku - Koutetsu no Senpuu Model GS-9025 | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |
