Ikki Tousen season 3: Great Guardians (DVD, S.A.V.E. edition) (Japanese Animation)

With the threat of the Demon King thwarted, the three warring academies of Kanto are enjoying an unusual state of peace. Having secured their alliance with Seito academy, Hakufu, Koukin, and Ryomou are now free to spend their time earning money to participate in upcoming tournaments. That is, until the surprising appearance of an old foe, the emergence of a new ally, and the revelation of an old friend’s identity threaten to turn the schools against one another again.