Original game music from Atsushi Kosugi:
Music originally composed by Atsushi Kosugi and these tunes are made by Atsushi Kosugi as well:
Game music originally related to Atsushi Kosugi:
Game music where was Atsushi Kosugi found between original/port composers, but these tunes are actually done by someone else (they can be either arranged tunes, or converted game rips, or tunes where Atsushi Kosugi composed the tunes for different platform. [in the brackets is original tune's release date]:
Sonic Adventure 2: Arranged/Remixed tunes (DC) [14 Jul 2002]
Sonic Adventure 2: Arranged/Remixed tunes (DC) 
Games which composed Atsushi Kosugi music in: (if there is platform in the parenthesis, it means the composer composed or ported the music for this platform)
Record created/updated: 23. September 2004.
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