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Under the name Ootsuka Houchu:
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| Tapp Oseano (From "Kidou Senki Dragonar") | Another Century's Episode A.C.E. (2005/01/27 PS2) |
| Tapp Oseano (From "Kidou Senki Dragonar") | Another Century's Episode 2 A.C.E. 2 (2006/03/30 PS2) |
| Mirauu Kyao (From "Heavy Metal L-Gaim") | Another Century's Episode 2 A.C.E. 2 (2006/03/30 PS2) |
| Tapp Oseano (From "Kidou Senki Dragonar") | Another Century's Episode 2 A.C.E. 2 Special Vocal Version (2007/11/29 PS2) |
| Mirauu Kyao (From "Heavy Metal L-Gaim") | Another Century's Episode 2 A.C.E. 2 Special Vocal Version (2007/11/29 PS2) |
| Tapp Oseano (From "Kidou Senki Dragonar") | Another Century's Episode 3 A.C.E. 3 THE FINAL (2007/09/06 PS2) |
| Emuroodo-sha [Emeraude] | ARMORED CORE2 ANOTHER AGE (2001/04/12 PS2) |
| Miyagusuku Jooji [Miyagusuku Jouji] | BLOOD+ Souyoku no Battle Rondo (2006/07/27 PS2) |
| Oooka Shuuhei | BLOOD The Last Vampire (2000/12/21 PS2) |
| ŽO’J–¾ | BRAVE STORY Wataru no Bouken (2006/07/06 PS2) |
| RocketBilly (From "GUNGRAVE O.D.") [Red Entertainment] | CHAOS WARS (2006/09/21 PS2) |
| Jason Beck (From THE Big O) | Dai 2 Ji Super Robot Taisen Z ~Hakai Hen~ (2011/04/14 PSP) |
| Riku (From 'Kino no Tabi') | Dengeki Gakuen RPG Cross of Venus (2009/03/19 Nintendo DS) |
| Yazan Gable | Gundam Musou (2007 PS3, 2007 XBOX 360) |
| Yazan Gable | Gundam Musou 2 (2008/12/18 PS2, PS3, XBOX 360) |
| Yazan Gable | Gundam Musou 3 (2010/12/16 PS3) |
| Yazan Gable | Gundam Musou Special (2008/02/28 PS2) |
| RocketBilly RedCadillac | Gungrave O.D. (Over Dose) (PS2) |
| Messa Schmitt | Jikuu Tantei DD (Dracula Detective) ~???? no Roorerei~ (Sega Saturn) |
| Xigbar | Kingdom Hearts II (PS2) |
| Xigbar | Kingdom Hearts II FINAL MIX+ (2007/03/29 PS2) |
| Jiraiya | NARUTO Narutimate Hero (2003/10/23 PS2) |
| Jiraiya | NARUTO Narutimate Hero 2 (2004/09/30 PS2) |
| Jiraiya | NARUTO Narutimate Portable - Mugenjou no Maki (2006/03/30 PSP) |
| Jiraiya | NARUTO Shippuuden Narutimate Accel 2 (2007/12/20 PS2) |
| Jiraiya | NARUTO Shippuuden Narutimate Accel 3 (2009/12/10 PSP) |
| Jiraiya | NARUTO Uzumaki Ninden (2005/08/18 PS2) |
| Kuki Masayoshi | RahXephon - Soukyuu Gensoukyoku (2003/08/07 PS2) |
| Tapp (From 'Dragonar') | SUNRISE WORLD WAR From Sunrise Eiyuutan (PS2) |
| Chibodee Crocket (From G Gundam) | Super Robot Taisen A PORTABLE (2008/06/19 PSP) |
| Chibodee Crocket (From G Gundam) | Super Robot Taisen IMPACT (PS2) |
| Chibodee Crocket (From G Gundam) | Super Robot Taisen MX (PS2) |
| Chibodee Crocket (From G Gundam) | Super Robot Taisen MX PORTABLE (PSP) |
| Yazan Geepuru (From Kidou Senshi Z Gundam A New Translation) | Super Robot Taisen Z (2008/09/25 PS2) |
| Gyaban Guunii (From Turn A Gundam) | Super Robot Taisen Z (2008/09/25 PS2) |
| Jason Beck (From THE Big O/THE Big O II) | Super Robot Taisen Z (2008/09/25 PS2) |
| Tenebrae | Tales of Symphonia - Ratatosuku no Kishi (2008/06/26 Wii) |
| Reigan | Tenchi no Mon (2006 PSP) |
| Takagi Junjirou | THE IDOLM@STER 2 (2011/02/24 XBOX 360) |
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Under the name Ootsuka Yoshitada:
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| Frank Maloney | QUOVADIS 2 ~Wakuseikyoujuu Ovan Rei~ (Sega Saturn) |
