| Sega Mega Drive cart. |  Sonic the Hedgehog 3 Model G-5531 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega-CD |  Sonic the Hedgehog CD Hibaihin | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega-CD | Sonic the Hedgehog CD Model G-6021 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. |  Sonic the Hedgehog Chaos | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Sonic The Hedgehog Chaos Model 9021-50 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Sonic the Hedgehog Spinball Model 9034 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. |  Sonic The Hedgehog Meisaku Collection Model G-3334 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Play cart. | Sonic The Hedgehog Model 01 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. |  Sonic the Hedgehog Model 1009-50 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Sonic The Hedgehog Model 2408 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega-Tech cart. | Sonic The Hedgehog Model 52 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Sonic the Hedgehog Model 7076 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Sonic The Hedgehog Model G-3307 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | Sonic the Hedgehog Model G-4049 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Pico game | Sonic the Hedgehog's Gameworld Model 49049-00 | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Pico game | Sonic the Hedgehog's Gameworld Model HPC-6010 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Sonic's Edusoft | 19?? | SEGA Enterprises, Ltd. Tokyo, Japan |
| PC/MS-Windows CD | Sonic's Schoolhouse | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | Sorcerian Model G-4504 | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Soreike Kokology | 1992 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Soreike Kokology Vol. 2 - Kokoro no Tanteikyoku | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Pico game | Soreike! Anpanman - Anpanman to Denwa de Asobou! Model HPC-6051 | 1997 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Pico game | Soreike! Anpanman - Anpanman to Kotoba Asobi Model HPC-6071 | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Pico game | Soreike! Anpanman - Anpanman to Tanoshii Drive! Model HPC-6067 | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Pico game | Soreike! Anpanman - Eigo Tanosii Kanibaru | 1997 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Pico game | Soreike! Anpanman - Eigo to Nakayoshi - Youchien de ABC Model HPC-6012 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Pico game | Soreike! Anpanman - Eigo to Nakayoshi 2 - Tanoshii Carnival Model HPC-6017 | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Sawatte Pico book | Soreike! Anpanman Onamae Na~ni | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega ST-V cart. | Soreyuke Anpanman Crayon Kids | 2000 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega SG-1000 game | Soukoban Model C-56 | 1985 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega-CD | SoulStar Model T-115035-50 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Pinball | Southpaw | 1977 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Söldnerschild | 1997 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Coin-op Misc. game | Space Ace | 1962 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Space Attack + Head On | 1979 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Space Attack T4 Model 830-0001 | 1979 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Space Attack Model 814-0013 | 1979 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Redemption mechanical game | Space Crane | 1986 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Space Fury | 1981 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Space Gun Model 9010 P | 1992 | SEGA Enterprises, Ltd. Tokyo, Japan |
