He contributed guitar to "Rock'n Roll Dance" on Seo Taiji and Boys' 1992 self-titled debut album.
[5] Following the Sinking of the MV Sewol in April 2014, Shin was one of several artists that helped publish original music compositions of students that died in the disaster; releasing work that Park Su-hyeon had saved to his computer.
[6] In October 2014, Daechul made headlines when he accused Asan Medical Center of malpractice that led to the death of his friend Shin Hae-chul and vowed to avenge him.
[7][8] At the urging of friends, Hae-chul's family stopped his cremation on short notice and requested an autopsy.
[9] In March 2015, Songpa police found that Shin Hae-chul did die from medical malpractice.