Kishin Douji Zenki (Japan) is a Sega Game Gear game. Further research is needed to obtain detailed information about its development. It would have likely been an action-adventure game with side-scrolling elements common for the platform.  Technical limitations of the Game Gear would have shaped its graphical and audio capabilities. Sega likely published this Japanese release.

Kishin Douji Zenki (Japan)

Kenyuu Densetsu Yaiba (Japan)