For several years now, Otobeya has taken classic video game songs and "transplanted" them onto soundchips for older consoles. You can hear an example of his work here, with the arcade version of OutRun 2's "Shiny World" played on a Sega Master System soundchip:

Pretty neat, right? Insert Credit's Brandon Sheffield introduced Otobeya to westerners back in 2007, but since then, the Japanese music tinkerer has registered Nico Nico Douga and YouTube accounts to provide video previews with his downloadable MP3s.

Here's another more recent standout piece from Otobeya's collection, Gran Turismo 4's opening music/video played on the original Game Boy:

[Via Nerd Music]