Here are the Touhou Mystias Izakaya System Requirements (Minimum)
CPU: Intel Pentium G5500 / Core i3-6100 / AMD Ryzen 3 1200
RAM: 8 GB
VIDEO CARD: NVIDIA GeForce GTX 750Ti / AMD Radeon HD 7790
DEDICATED VIDEO RAM: 1024 MB
PIXEL SHADER: 5.0
VERTEX SHADER: 5.0
OS: Windows7
FREE DISK SPACE: 1 GB
Touhou Mystias Izakaya Recommended Requirements
CPU: Core i5-8400 / AMD Ryzen 5 1600
RAM: 16 GB
VIDEO CARD: NVIDIA GeForce GTX 1050 / AMD Radeon RX 560
DEDICATED VIDEO RAM: 2048 MB
PIXEL SHADER: 5.1
VERTEX SHADER: 5.1
OS: Windows7 Windows 10
FREE DISK SPACE: 1 GB