Dragon Quest / Guitar Solo Collection with Tablature
Dragon Quest / Piano Solo Album 'I - V Complete Song Collection' (Tanoshii Beyer Heiyou)
Easy-to-play Piano Piece Collection 'Dragon Quest XI' Echoes of an Elusive Age Official Score Book Supervised by Koichi Sugiyama
Official Piano Piece Heavenly Flight / Adventure / And into the Legend... (From Dragon Quest III - And into the Legend...)
Piano Piece Collection 'Dragon Quest XI: Echoes of an Elusive Age' Official Score Book Supervised by Koichi Sugiyama
Piano Pieces Dragon Quest I II III Official Score Book Supervised by Koichi Sugiyama
Piano Pieces Dragon Quest IV: Chapters of the Chosen Official Score Book Supervised by Koichi Sugiyama
Piano Pieces Dragon Quest IX: Sentinels of the Starry Skies Official Score Book Supervised by Koichi Sugiyama
Piano Pieces Dragon Quest Official Best Album Supervised by Koichi Sugiyama
Piano Pieces Dragon Quest X Awakening of the Five Tribes Official Score Book Supervised by Koichi Sugiyama
Tablature Score Ukulele 'Dragon Quest' Koichi Sugiyama