by Andy Kellman The soundtrack to the anime series Afro Samurai is executive produced and, for the most part, also produced by the RZA, the ideal option to apply hip-hop to Japanese animation. The RZA has always been known for his deep admiration of the martial arts, and he knocked his first scoring opportunity -- Ghost Dog , which is best heard on the JVC Japan edition -- out of the park. With credits for Kill Bill and Blade Trinity also under his belt, he smoothly transitions into Afro Samurai, composing a hard-hitting intro, several incidental pieces, and a handful of MC-led tracks, with brief appearances from the likes of