VOL.1 Azzurro Interview (Interview by Kou Furukawa and Atsushi Katsura) March 2003 VOL.2 Azzurro + Inner Science Interview (Interview by Hiroyuki Ichinoki) Early Spring 2004 VOL.3 Azzurro + Inner Science Interview (text by Hiroyuki Ichinoki) Early Spring 2007 VOL.4 Azzurro Interview (Interview and Text by Kou Furukawa) March 2009