Bleach : The Sealed Sword Frenzy

A Shinigami named Baishin who was sealed by Soul Society long ago is set free on earth. On a fateful day Kurosaki Ichigo encounters him and has roughly half of his reiatsu drained. It’s now up to Ichigo and Soul Society to finally stop Baishin and his destruction. The Sealed Sword Frenzy is one of Bleach anime OVA.