Masaya Onosaka: Doppiatore giapponese

Lavora attualmente con la Aoni Production. Decide di non doppiare più il personaggio di Jadeite nella serie remake Bishōjo senshi Sailor Moon Crystal venendo sostituito da Daisuke Kishio.

Serie televisive animate

• Agent Aika (Mochikusa)
• Angelic Layer (Ichiro Mihara)
• Baccano! (Isaac Dian)
• Beast Machines (Obsidian)
• Bleach (Shinji Hirako)
• Bobobo-bo Bo-bobo (Don Patch)
• Card Captor Sakura (Cerberus)
• Captain Tsubasa J (Ryōma Hino, speake, vari)
• Daigunder (Dorimogu)
• Digimon Frontier (SkullSatamon)
• Gintama (Obi Hajime)
• Gun Sword (Kaiji)
• Hajime no Ippo (Takeshi Sendo)
• Hetalia: Axis Power (Francia)
• Jeanne la ladra del vento divino (Kaisei)
• Ultimate Muscle (Kinniku Mantarō)
• Kōtetsu Sangokushi (Chōhi Masunori)
• Le bizzarre avventure di JoJo: Stardust Crusaders (Alessi)
• Lovely Complex (Haruka Fukagawa)
• Il club della magia! (Takeo Takakura)
• MÄR (Nanashi)
• Moetan (Ah-kun)
• Omishi Magical Theater: Risky Safety (Moe's Father)
• One Piece (Pciù, Sham, Spandam, Spandine)
• Oruchuban Ebichu (Employee, Kenji)
• Pet Shop of Horrors (Leon Orcot)
• Pokémon (Masaki Sonezaki)
• Power Stone (Edward Falcon)
• Prince of Tennis (Takeshi Momoshiro, Rick (ep 173))
• MegaMan NT Warrior (Torakichi Aragoma)
• Sailor Moon (Jadeite)
• I cavalieri dello zodiaco (Hydra Ichi)
• Shaman King (Ryō Kōjiro)
• Slam Dunk (Hikoichi Aida, Yasuharu Yasuda)
• Soul Taker (Shiro Mibu)
• Aquarion (Pierre)
• Spiral: Suiri no kizuna (Takashi Sonobe)
• Tengen Toppa Gurren Lagann (Leeron)
• Tokyo Mew Mew (Asano-kun)
• Trigun (Vash the Stampede)
• Trigun Stampede (Radio DJ)
• Wolf's Rain (Ik)
• Yomigaeru Sora - Rescue Wings (Taigo Nihonmatsu)

OAV

• Agent Aika (Juntarō Michikusa)
• .hack//SIGN (Piroshi)
• Gatchaman (G-1 (Ken the Eagle))
• Il club della magia! (Takeo Takakura)
• Mobile Suit Gundam SEED Astray (Lowe Guele)
• Nineteen 19 (青涩岁月)
• Nurse Witch Komugi-chan Majikarute (Shiro Mibu)
• Tales of Symphonia: The Animation (Zelos Wilder)
• Prince of Tennis (Takeshi Momoshiro)

Film anime

• Gekijōban Cardcaptor Sakura: Fūin sareta card (Cerberus)
• JoJo's Bizarre Adventure: Phantom Blood (Robert Edward O Speedwagon)
• Ultimate Muscle (Kinniku Mantarō)
• Millennium Actress (Kyoji Ida)
• The Prince of Tennis: The Two Samurai (Takeshi Momoshiro)
• Saint Seiya Tenkai Hen: Overture (Hydra Ichi)

Videogiochi

• .hack//Infection (Piros)
• .hack//Mutation (Piros)
• .hack//Outbreak (Piros)
• .hack//Quarantine (Piros)
• .hack//G.U. Vol. 1//Rebirth (Piros the Third)
• .hack//G.U. Vol. 2//Reminisce (Piros the Third)
• .hack//G.U. Vol. 3//Redemption (Piros the Third)
• Battle Arena Toshinden 3 (Sho Shinjo)
• Castlevania Judgment (Grant Danasty)
• Chocobo GP (Ultros)
• Dragon Quest XI: Echi di un'era perduta (Sylvian)
• Dynasty Warriors (Zhao Yun, Zhuge Liang)
• Echo Night: Beyond (Kenneth Livingston)
• Final Fantasy XIII-2 (Ultros)
• Gungrave (Balladbird Lee)
• J-Stars Victory Vs+ (Don Patch)
• JoJo's Bizarre Adventure: Eyes of Heaven (Alessi)
• Kinnikuman Generations (Kinniku Mantaro)
• Magna Carta (Chris)
• Persona 3 (Jin Shirato)
• Persona 3 Reload (Jin Shirato)
• Phoenix Wright: Ace Attorney - Spirit of Justice (Larry Butz)
• Rogue Galaxy (Simon Wicard)
• Shin Megami Tensei: Digital Devil Saga (Harley)
• Tales of Symphonia (Zelos Wilder)
• Tales of Symphonia: Dawn of the New World (Zelos Wilder)
• Tales of the Rays (Zelos Wilder)
• Tales of Crestoria (Zelos Wilder)
• Toshinden 4 (Sho Shinjo)
• Valkyrie Profile (Jun)
• Valkyrie Profile: Lenneth (Jun)
• World of Final Fantasy (Ultros, capitano)

CD

• D.N.Angel "trilogy" (con Soichiro Hoshi e Tomokazu Seki) - "Groovy Blue" (Dark Mousy)

CD drama

• D.N.Angel Wink series (Dark Mousy)

CD singles

• Prince of Tennis The Best Of Seigaku Players series (IX) - "Jump" (Takeshi Momoshiro)
• Prince of Tennis On the Raido Theme series (September, 2004) - "SAYONARA" (Takeshi Momoshiro)

Doppiaggio

• La famiglia della giungla (Bald Eagle, Giant Anteater, Gemsbok)

• (EN) Scheda su Masaya Onosaka, Anime News Network.  

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