In addition to Z's game development work, Z has also QA tested a number of games by other developers. Those that are listed below are one's that Z has been given permission to list, it is possible that there are others that they are currently testing, but cannot list at this moment.
The Witch in the Forest by Crystal Game Works Friend Hunt by Choko-Flan Starlit Droplet by Rukomura Games Verloren by Choko-Flan re:fleXion by Clockwork Prince Games Turovero: The Celestial Tower by QueenieZ Productions Claroscuro by Ximsol128 Grimm's Hollow by Ghosthunter The Other: Airi's Adventure by Rabbiton Games Roji's Room by Jaeroll Cursetorn by Pumamori Marinette by Teal Crown The Other: Rosie's Road of Love (Game and artbook) by Rabbiton Games The Hidden Treasures by G5 Entertainment AB Trucker Real Wheel Simulator by Feofun Limited