Strike the Blood OVA based on volume 9, titled "Black Sword Shaman," with a planned release in 4 volumes along with two episodes. According to information, the first OVA is scheduled for November 23rd, the second for December 21st, the third for March 29th, and the last for April 26th.
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Synopsis
The story follows Kojō Akatsuki, a young man who belongs to the world's strongest vampire clan, and Yukina Hirameki, a girl whose mission is to monitor and eliminate this vampire clan.
Finally, Strike the Blood has a 2013 anime series adaptation and a two-episode OVA from 2015 in its portfolio.