Concept artwork for Sonic 1.
- Soundtest concept. Originally Sonic Team wanted to have Vector dancing on the soundtest options, but time didn't allow for it.
- Green Hill Zone concept art, found in the Japanese Sonic the Hedgehog instruction booklet.
- Marble Zone concept art, found in the Japanese Sonic the Hedgehog instruction booklet.
- Star Light Zone concept art, found in the Japanese Sonic the Hedgehog instruction booklet.
- Scrap Brain concept art, found in the Japanese Sonic the Hedgehog instruction booklet.
- Various Hazards. Concept art for the game.
- Loop de Loop concept art for the game.
- Marble Zone concept art for the game.
- 'Sonic the Rabbit' character concept art.
- Mountain Scene with Cherry Blossom. Concept art for the game.