Ryuuzou has done the following roles in anime.

Ashita he no Free Kick	Carl Henderson
Ashita he no Free Kick {Episode 4}	announcer
Ashita he no Free Kick {Episode 9}	Megalo
Bannou Bunka Nekomusume {phase I}	student A
Duel Masters VSR [2015]	Bucchake
Evangelion	committee member
Golden Boy	animator
Gundam Wing	Chang Wu Fei
Gundam Wing Endless Waltz [1997]	Chang Wu Fei
H2	Nakajima
H2	Ichinose
Hyper Police	Tommy
Kachou Ouji [1999]	Suzuki (Raphael)
Kikou Sennyo Rouran [2002]	Jimushi
Mozaika	Zaine
Mozaika	?
Tonde Buurin	male student
V Gundam	Gettle Deple
Ys II [1992-1993]	Young warrior
Ys II [1992-1993]	Townsperson B

Ryuuzou has done the following roles in games.

Another Century's Episode 2 [PlayStation 2]	Wu Fei
Final Fantasy X [PlayStation 2]	Ruttsu
Irregular Hunter X [PSP]	Icy Pengyogo
Quo Vadis 2 [Sega Saturn]	Tellard
Super Robot Taisen A Portable [PSP]	Wuufei
Super Robot Taisen F [PlayStation, Sega Saturn]	Hector
Super Robot Taisen F [PlayStation, Sega Saturn]	Wuufei
Super Robot Taisen F Kanketsuhen [PlayStation]	Hector
Super Robot Taisen F Kanketsuhen [PlayStation]	Wuufei

Ryuuzou has done the following roles in audio drama.

Gundam Wing [radio]

Chang Wu Fei