Gunslinger Stratos 1 game.exe file does not start.

[satoyuyu]

Hi, I got Gunslinger Stratos HDD, and decrypted img files.
But, game.exe does not start.

My computer OS is Windows10, and I can launch game file of Gunslinger Stratos 2 and 3.
I want to know why GSS1 does not start.

Thanks