Hideaki Kobayashi is a games composer. Kobayashi has been working with SEGA, Sonic Team, DIMPS and Alfa System. Kobayashi's first published game was Phantasy Star Online released in 2001. Next, Hideaki Kobayashi worked on Sonic Mega Collection taking on the role of composer. Kobayashi also worked on Phantasy Star Portable 2 Infinity developed by Alfa System for PSP. Most lately, Hideaki Kobayashi worked on Zero Gravity.