You will need at least 4 GB of free disk space to install Koi Musubi. An Intel Pentium 4 2.00GHz CPU is required at a minimum to run Koi Musubi. Koi Musubi system requirements state that you will need at least 1 GB of RAM. If possible, make sure your have 2 GB of RAM in order to run Koi Musubi to its full potential. The cheapest graphics card you can play it on is an NVIDIA GeForce 510.
Koi Musubi will run on PC system with XP and upwards.