"That Time I Got Reincarnated As A Slime" Beach OVA Episode Reveals Release Date and Visual
Shion and Milim | Tensura

The Second OVA episode to Fall 2018’s  anime “That time I got reincarnated as a slime“(Tensei shitara Slime Datta Ken)  will be shipped with 12th Manga volume.

The volume is supposed to be on sale from July 9th.  A teaser key visual for the upcoming OVA episode released.

"That Time I Got Reincarnated As A Slime" Beach OVA Visual
“That Time I Got Reincarnated As A Slime” Beach OVA Visual

The teaser features some of female characters like Shion, Shuna, Souka and  Demon Lord Milim wearing cute bikini dresses.

Also, behind them is our protagonist Rimuru Tempest. And It seems like the episode will be bleach episode with lots of fun fanservice.
The first OVA was initially planned to be shipped with 11th volume which was released on March 29th.

But due to production issues the OVA was postponed to Volume 13th which will release in December. The first OVA focuses on a Sumo competition held at Tempest, suggested by Rimuru himself.

Written by Fuse and Illustrations by Mitz Wah, That time I get reincarnated as a Slime is Japanese light novel published by Micro Magazine consisting of 14 volumes till March 2019.

Yen press is publishing the English release. The novel also have inspired a manga adaptation  by Taiki Kawakami published in Kodansha’s Shounen Sirius Magazine, along with a spin-off by Mirco Magazine.

The same inspired a 2-cour anime series by 8-bit which aired during Fall 2018.