That Time I Got Reincarnated as a Slime OVA (Sub)
Watch That Time I Got Reincarnated as a Slime OVA full movies online English Subbed kissanime.
Other name: Tensei shitara Slime Datta Ken OVA
Synopsis: Bundled in the eleventh volume of the manga. It will be about the Sumo competition that held at Tempest for the first time, suggested by Rimuru.
Sources: Myanimelist