Eight Clouds Rising(1997)

Two young men are bound by a sword that can cleave souls.

Eight Clouds Rising is an anime series following Fuzuchi Kuraki, a reserved high school student who possesses extraordinary psychic abilities and wields an ancient sword. Alongside Nanachi Takeo, a college student with dormant magical powers, Fuzuchi embarks on a quest to locate powerful magical artifacts hidden across Japan. Their investigation leads them into the shadowy realm of Izumo's dark magic, where they uncover long-buried secrets connected to the origins of Japanese mythology. As the two navigate increasingly dangerous supernatural forces, they must rely on their combined abilities to survive encounters with forces far older and more sinister than they anticipated. The series blends action with mystery as the protagonists piece together the mythological puzzle that binds their fates together.