dluxx7 plays..Shinsetsu Samurai Spirits Bushido Retsuden (Neo Geo CD,1997) Part 11.

Talking to the village elder, the group learn that Amakusa's Key can seal Amakusa's power but the key was hidden away. The elder gives clues on how to locate it. After some puzzle solving, they find and obtain the key item: Amakusa's Key. With that, they leave the island and board a ship for Beppu.
In Beppu, the party see many dead bodies everywhere. Suddenly, a giant spear welding man appears. He is the third Kaizou Brother and he too, wants revenge!..Boss Fight: Shichikai Dousai (Gaira Caffene joined again then left at the end). The final Kaisou brother is defeated and the trio prepare to leave for Mount Aso...