https://blog.faceutil.com/2017/04/30/mame-%eb%8d%94-%ed%8e%98%ec%96%b4%eb%a6%ac%eb%9e%9c%eb%93%9c-%ec%8a%a4%ed%86%a0%eb%a6%ac-the-fairyland-story-%eb%8b%a4%ec%9a%b4-%eb%8b%a4%ec%9a%b4%eb%a1%9c%eb%93%9c-down-%e3%82%b8/