Chaos Strikes Back for PC-9801 3.1 (Japanese) Cracked.hdm
See also:
How to play PC-9801 / PC-9821 games under Windows? (Dungeon Master, Chaos Strikes Back and Dungeon Master II)
What is a PC-9801 / PC-9821?
To apply the crack, follow these steps:
Title https://www.youtube.com/watch?v=g9HI3RxzAMg
Story https://www.youtube.com/watch?v=ykbauG3ba4Y
Ending https://www.youtube.com/watch?v=Kg7k5zoGAiE