In terms of game file size, you will need at least 200 MB of free disk space available. Katana ZERO system requirements state that you will need at least 1 GB of RAM. Additionally, the game developers recommend somewhere around 2 GB of RAM in your system. The cheapest graphics card you can play it on is an NVIDIA GeForce 7600 GT. Futhermore, an NVIDIA GeForce 8800 GTS is recommended in order to run Katana ZERO with the highest settings. An Intel Pentium E2180 CPU is required at a minimum to run Katana ZERO. However, the developers recommend a CPU greater or equal to an Intel Core i3-3240 to play the game.
Katana ZERO will run on PC system with Windows 7, 8, 8.1, 10 x64 and upwards. Additionally it has a Mac version.