I voted for other. But I can't really choose between Daisuke Ishiwatari and Akira Yamaoka.
Daisuke Ishiwatarim because the Guilty Gear X OST is overall my favorite soundtrack.
Makes me wonder why rock and metal isn't used more often in video games.
Akira Yamaoka because Laura's Theme from Silent Hill 2 is IMO the best Piece ever written for a video game.
Yeah, I like guitars