Put forward the following solutions to the problem:
Run setup again, select full installation, and copy all cutscenes and waypoint files to your hard disk. When running the game, there will be no phenomenon of reading the CD.
Install the virtual optical drive. Recommended daemon? Tools? Lite 4.49. 1, this software has a free version. Restart the computer after installation, and then load the image of Sakura Wars 3. ISO”。
If you have a burner and a blank CD, you can also burn a mirror image of Sakura Wars 3. ISO "into the CD, and put it into the CD before running the game.