Fuuma no Kojirou: Yasha-hen

Kojiro, a skilled ninja from the Fuma clan, is hired by Hakuo Gakuin to deal with the recent transfer of students to Seishikan, a rival school linked to a string of mysterious injuries. The situation escalates when it's revealed that Seishikan has formed an alliance with the Yasha ninja clan, a long-time enemy of the Fumas. Kojiro's mission to protect Hakuo Gakuin ultimately leads to a confrontation with the Yasha clan, setting the stage for a showdown between the two rival ninja clans.