 In "Garnet Crow" live performances, Okamoto provides back-up vocals in addition to playing the guitar.From 2002 until 2009 he was the host of the radio show "Pastime Paradise", which was regularly broadcast on Sunday on the Japanese radio station Alpha Station (FM Kyoto 89.4).In years 2004-2006 he occasionally performed as the lead singer in "THURSDAY LIVE at hills Pan Koujou "Okamoto Night"" where he sang his own solo and Garnet Crow songs.