ESTi is a freelance composer and sound designer/engineer. He was born on May 8 in South Korea. He has participated in creating many game music, which includes Ragnarok Online, DJMAX, EZ2DJ, Ridge Racer 7, Tales Weaver, Magna Carta, 4LEAF, Granado Espada, PangYa Season 3 and many more. Currently, his goal is to publish his original works in areas other than game industries.

The profile picture on the right was taken in early 2008.

Studio SIS (Korean)
"talkback swiiitch" Vox Homepage (International)
ESTi''s Radio Blog
Wikipedia (Japanese)