The official website for That Time I Got Reincarnated as a Slime (Tensei shitara Slime Datta Ken) will be getting a three part OVA.
Each episode of the OVA will be bundled with the 14th, 15th, and 16th volumes of the manga respectively. Volume 14 will launch on March 27th.
In addition, a special screening event held in Marunouchi Piccadilly will be held on January 26th. The prior two OVAs (which will come with 12th and 13th volumes) and the first OVA of the new trilogy will be showcased.
There will also be introductions and live commentary by voice actors and actresses Miho Okasaki (Rimuru Tempest), Chikahiro Kobayashi (Ranga), and Azusa Tadokoro (Chloe).
That Time I Got Reincarnated as a Slime was originally a light novel by Fuse in February 2013, and later adapted into a manga by Taiki Kawakami in March 2015.
The anime’s first series of debuted in Fall 2018. A second season will launch 2020. Funimation licensed the show in North America, and episodes 13 to 24 will launch on DVD on February 4th, 2020.