You will need at least 1000 MB of free disk space to install I・S・U. An Intel Core i5-6287U CPU is required at a minimum to run I・S・U. The minimum memory requirement for I・S・U is 8 GB of RAM installed in your computer. The cheapest graphics card you can play it on is an NVIDIA GeForce GTX 1070.
I・S・U will run on PC system with Windows 8 and upwards.
