DirectorMasahiro Asao
- Born September 23, 1968 in Yao, Osaka Prefecture, Japan
- 2025Unification of Japan: Tokyo EditionSeriesGun Wrangler
- 2024Himuro RenjiFilmGun Wrangler
- 2024Hitodzuma otoko (men)-tsukuri hiwaina ajiwaiFilmGun Wrangler
- 2023Unification of Japan: Kanto EditionSeriesGun Wrangler
- 2022The World of ShuraFilmGun Wrangler
- 2022The World of Shura 2FilmGun Wrangler
- 2022Yamazaki Ichimon — Unification of Japan: The Movie (or "The Y-Team")FilmGun Wrangler
- 2021A JanitorFilmGun Wrangler
- 2021Nishinari Goro's 400 Million Yen: Deadly BattleFilmSound Effects
- 2020The Shortest Distance Is Round 2: Rain and SodaFilmSpecial Effects
- 2020Sotai 2: Organized Crime Unit vs. Anti-Social ForcesFilmDirector
- 2020Sotai: Organized Crime Prevention Division vs. Anti-Social ForcesFilmDirector
- 2018Chivalry's LamentFilmDirector
- 2018Chivalry's Lament 2FilmDirector
- 2018Chivalry's Lament 3FilmDirector
- 2018Wrath Against the OutlawsFilmDirector
- 2018Wrath Against the Outlaws 2FilmDirector
- 2017Boys and Girls: The MovieFilmDirector
- 2017The Wild Ones: The Osaka Yakuza WarFilmScreenplay, Director
- 2017The Wild Ones: Charismatic YakuzaFilmDirector
- 2015New Gang Emblem 6FilmDirector
- 2014Extremely CrushedFilmDirector
- 2014History of Yakuza Conflict: Nishinari ConflictFilmDirector
- 2014UnderfaceFilmDirector
- 2013Elegy of ConflictFilmDirector, Screenplay
- 2012FirebrandsFilmDirector
- 2012Road to RetributionFilmScreenplay, Director
- 2012The Gunrunner GirlFilmDirector
- 2012The Law of AsurasFilmDirector
- 2012Funeral Song of AshuraFilmDirector
- 2012Scars of TurmoilFilmDirector
- 2011Girls, Gangsters & ZombiesFilmDirector, Writer
- 2011Bounty HunterFilmDirector
- 2011Bounty Hunter 2FilmDirector
- 2011Kamui: Gang of Life PART IIFilmDirector
- 2011Kamui: Gang of Life PART IFilmDirector
- 2010Graveyard of Brothers: Final ChapterFilmDirector
- 2010Graveyard of BrothersFilmDirector
- 2010Kill the DonFilmDirector
- 2010ExiledFilmDirector
- 2009TargetFilmDirector
- 2009Target 2FilmDirector
- 2006A Surgeon Named HitmanFilmDirector
- 2005Deserted DogsFilmDirector