Tenkaichi Bushi: Keru Naguuru is a game released for the NES in Japan. More details are needed to provide a full introduction; however, the title suggests it's likely a fighting or action game given the terminology used. Further research into the game's developer, gameplay specifics, and historical reception would be required to complete this introduction.

Tenkaichi Bushi - Keru Naguuru (Japan)

Tenchi wo Kurau (Japan)