Anime shorts created in collaboration with IBM. Episode 1: Cooking-hen Episode 2: Navigation-hen Episode 3: Fashion-hen Episode 4: Kaigi-hen

While visiting the National Library, junior-high students Miaka Yuuki and Yui Hongo are transported into the world of a mysterious book set in ancient China, "The Universe of The Four Gods." Miaka suddenly finds herself with the responsibility of being the priestess of Suzaku, and must find all of her celestial warriors for the purpose of summoning Suzaku for three wishes; however, the enemy nation of the god Seiryuu has manipulated Yui into becoming the priestess of Seiryuu. As enemies, the former best friends begin their long struggle to summon their respective gods and obtain their wishes... [Written by MAL Rewrite]

It was officially announced at the Dengeki Game Festival 2015 event that Strike the Blood will be getting a two-episode OVA series to be released at the end of 2015. The OVA will be an original story written by Gakuto Mikumo.

At Shirahamazaka High School, a special recital is held every year in which music students are able to showcase their talents in front of professionals and other prestigious guests. A third year, Konatsu Miyamoto desperately wants to sing in her last high school recital, but because she screwed up the year before, the vice principal has barred her from participating. That's when Konatsu comes up with a new plan to get involved; instead of joining the official choir, she'll form her own singing club with her friends! Unfortunately this proves to be harder than she imagined. Her friend Wakana Sakai, has given up on singing, for one, and Konatsu needs more than just two members. With only a month left until the recital, will Konatsu be able to find enough members for her club and actually be ready to sing at one of the most important events of the school year and graduate without regrets?