The PC-9801/9821 series of computers were vastly popular in Japan. They are a variant of the standard PC hardware with improved graphics and sound capabilities. Many anime-themed games exist only for this platform.
Mac OS X 10.0
Mac OS X 10.1
Mac OS X 10.2
Mac OS X 10.3
||Mac OS X 10.4 PPCMac OS X 10.3.9Mac OS X 10.4 IntelMac OS X 10.0Mac OS X 10.1Mac OS X 10.5 PPCMac OS X 10.2Mac OS X 10.5 IntelMac OS X 10.3Mac OS Classic