Tatsuya Ito (Tatsurd-cacocaco)

Tatsuya Ito (alias Tatsurd-cacocaco) is a Japanese speedrunner and level designer, who holds world records in several IWAD levels. In Japanese, he is known as Cacocacodemon (カコカコデーモン).

2005

 * DEMONS BattleField (as Cacocacodemon)

2010

 * Heretic Treasure Chest
 * E3M7: Shrine of the Serpent

2011

 * Plutonia: Revisited Community Project
 * MAP09: Ruined Kingdom
 * MAP20: Sinister Daybreak
 * 1994 Tune-up Community Project
 * MAP20: Outland (based on by Russell Gruber)
 * MAP23: BCS03 (with Solarn; based on by Brian and Craig Sparks)
 * MAP29: The Castle Invaded by Hell  by Richard Dignall)