Zenji is a puzzle game designed by Matthew Hubbard and published by Activision in 1984. It was released for the Atari 5200, Atari 8-bit family, ColecoVision, Commodore 64, MSX, and ZX Spectrum. Hubbard previously wrote Dolphin for the Atari 2600.The player controls a rolling face throughout a maze. The goal is to turn the maze green by connecting each section while avoiding obstacles and completing the task before the timer ran out. As the levels progress there are more obstacles and less time.