Sonic Chronicles: The Dark Brotherhood (2008), SEGA of America, Inc.
Sonic Rivals (2006), SEGA of America, Inc.
Sonic Adventure 2: Battle (2001), SEGA Corporation
Burning Rangers (1998), SEGA of America, Inc.
Sonic Adventure (1998), SEGA Enterprises Ltd.
Shining Force III (1997), SEGA Enterprises Ltd.
Dark Savior (1996), SEGA Enterprises Ltd.
Enemy Zero (1996), Warp Inc.

Sonic and the Secret Rings (2007), SEGA of America, Inc.
Sonic Riders (2006), SEGA of America, Inc.
Sonic Advance 3 (2004), THQ Inc.
Sonic Heroes (2003), SEGA Corporation
Sonic Adventure 2: Battle (2001), SEGA Corporation

Mario & Sonic at the Olympic Games (2007), SEGA of America, Inc.
Sonic the Hedgehog (2007), SEGA of America, Inc.
Condemned: Criminal Origins (2005), SEGA of America, Inc.
D-2 (1999), SEGA Enterprises Ltd.

Shadow the Hedgehog (2005), SEGA of America, Inc.
Sonic Heroes (2003), SEGA Corporation

Sonic Adventure 2 (2001), SEGA of America, Inc.

Burning Rangers (1998), SEGA of America, Inc.

Sonic Adventure 2 (2001), SEGA of America, Inc.

Shining the Holy Ark (1996), SEGA Enterprises Ltd.

Sonic Adventure 2 (2001), SEGA of America, Inc.