Maou Golvellius, another Sega Master System title exclusive to Japan, likely falls within the action-RPG or adventure game genres. The title, translating roughly to "Demon King Golvellius," implies a narrative involving a powerful demon king, suggestive of combat, exploration, and possibly puzzle-solving challenges.  More detailed information on its gameplay and overall plot is currently unavailable.  The publishing details are also unknown.

Maou Golvellius (Japan)

Mahjong Sengoku Jidai (Japan)