In order for you to play Akane on macOS with minimal graphics settings, your computer must meet the following requirements
Operating System:
MAC OS X 10.8 to 10.12
Processor (CPU):
2.4 GHz Intel Core 2 Duo or equivalent
Memory (RAM):
2 GB RAM
Graphics Card:
AMD Radeon HD 2600, NVidia GeForce 9400 or equivalent
Storage:
200 MB available space
In order to play Akane on macOS with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
MAC OS X 10.8 to 10.12
Processor (CPU):
3.2 GHz Intel Core i3 or equivalent
Memory (RAM):
4 GB RAM
Graphics Card:
AMD Radeon HD 4670, NVidia GeForce GT 330 or equivalent
Storage:
200 MB available space