According to Hisayuki Okitsu, a member guitarist of The Jaguars who has been friend with Shin for more than 40 years, Shin Okamoto has been battling with illness for the past few years, including repeated hospitalizations and discharges due to poor pancreas. He also suffered from two months before his death. His last TV appearance was "BS Eternal Music Complete Works-Group Sounds Complete Works-" (aired on BS 2 Television), which was broadcast on February 27, 2009, 3 months before he died. Shin Okamoto appeared solo on this program and sang "Want To See Again." The Ameba Blog was newly established on March 8, 2009, and the first entry was on April 21, 2009, and the obituary article of the person himself became the first article.