Mirai Ninja: Keiun Kinin Gaiden (1988)
Mirai Ninja: Keiun Kinin Gaiden plot
"The Hour of Final Conflict Has Arrived..."
A man's body and soul have been stolen and used for a demonic castle. What's left of the man turns into Cyber Ninja. He teams up with a group of chi students to destroy the demonic castle. They grab their swords and their laser guns and go on the attack.