https://blog.faceutil.com/2017/05/09/%ec%8a%a4%eb%a7%88%ed%8a%b8%ed%8f%b0%ec%97%90%ec%84%9c%eb%8f%84-%ed%95%a0-%ec%88%98-%ec%9e%88%eb%8a%94-ps2-%ec%97%90%eb%ae%ac-play-%eb%a6%ac%eb%b7%b0-%e3%83%b6/