Kyoichi Amamoto is a Buddhist monk serving as a supporting character. He provides critical exposition to the main protagonists, informing them they are reincarnations of warriors who battled a demonic entity five centuries earlier. He reveals this adversary has resurfaced in the modern era through the powerful Koryukai crime syndicate. His role centers on conveying this mythological backstory, establishing the central conflict between the reincarnated heroes and their ancient foe. The information he provides acts as the catalyst for the protagonists' assault on the Koryukai compound. His presence is confined to the single 1993 OVA. No further character development, personal history, or involvement in action beyond this expository function is documented. Information about his background beyond his identity as a monk, his physical appearance, or involvement in other installments is not provided. His role has no documented expansion in other official media.