See also:
Best VGM 95 - http://www.youtube.com/watch?v=afsUV7q6Hqc
Best VGM 1142 - http://www.youtube.com/watch?v=rXNrtuz0vl4

A collection of my favorite videogame music. Note that most of them are from games I played so I might miss some great ones from games I never played.

Nintendo DS
Mega Man ZX (2006)
Cinq Ville ~ C'est Notre Espoir (Area D ~ Highway)
Ippo Yamada, Ryo Kawakami & Masaki Suzuki