Dragon Force II: Kamisarishi Daichi ni is a turn based combat and strategy game for the Sega Saturn which was released in Japan in 1998.
Here´s gameplay video by Verve Fanworks
You need the xdelta program. Please see the tab applications if available.
You need the original ROM to patch “Dragon Force II: Kamisarishi Daichi ni (GS-9184”
Recommended Emulator for Saturn