Brass Quintet 'DRAGON QUEST'
Dragon Ques Roto Yasashii Gakki First Ensemble
Dragon Ques Roto Doremifa Kigaku Sheet Music for Instrumental Ensemble
Brass Quintet 'DRAGON QUEST' Vol.2
Piano Pieces Dragon Quest IX: Sentinels of the Starry Skies Official Score Book Supervised by Koichi Sugiyama
Piano Piece Collection 'Dragon Quest XI: Echoes of an Elusive Age' Official Score Book Supervised by Koichi Sugiyama
Piano Pieces Dragon Quest Official Best Album Supervised by Koichi Sugiyama
Dragon Quest / Piano Solo Album 'I - V Complete Song Collection' (Tanoshii Beyer Heiyou)
Piano Pieces Dragon Quest VIII: Journey of the Cursed King Official Score Book
Piano Pieces Dragon Quest I II III Official Score Book Supervised by Koichi Sugiyama
Piano Pieces Dragon Quest X Awakening of the Five Tribes 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 VI: Realms of Revelation Official Score Book
Dragon Quest Easy Solo Guitar with TAB Score
Easy-to-play Piano Piece Collection 'Dragon Quest XI' Echoes of an Elusive Age Official Score Book Supervised by Koichi Sugiyama
Dragon Quest / Guitar Solo Collection with Tablature
Official Piano Piece Heavenly Flight / Adventure / And into the Legend... (From Dragon Quest III - And into the Legend...)
Tablature Score Ukulele 'Dragon Quest' Koichi Sugiyama