In order for you to play Highway Blossoms on macOS with minimal graphics settings, your computer must meet the following requirements
Operating System:
macOS / OS X 10.10 Yosemite or higher
Processor (CPU):
Any 64-bit Intel, AMD, or ARM / Apple Silicon CPU
Memory (RAM):
1 GB RAM
Graphics Card:
Any GPU that supports at least Metal, OpenGL 2.0, or OpenGL ES 2.0
Storage:
2 GB available space