Seireitsukai no Blade Dance Specials (Sub)
Watch Seireitsukai no Blade Dance Specials full episodes online enghlish sub
Synopsis: Mini specials bundled with each Blu-ray/DVD volume of Seireitsukai no Blade Dance.
Each special is tied to the new 32-page short story that original light novel author Shimizu Yuu wrote for the limited first pressing of every Blu-ray/DVD volume.
More info: Myanimelist, wikipedia