The OVA, Re:Zero kara Hajimeru Isekai Seikatsu – Memory Snow which was released back in 2018 has confirmed a terrestrial broadcast happening on February the 12th. The OVA takes place in between the TV Anime of episode 11 and 12 after the defeat of the demon beast, Wolgarm.
Currently a re-edited version of the original TV Anime series is being broadcasted through AT-X, TOKYO MX, BS11 and etc. The OVA will be fitted in the frame of the re-edited version as episode EXTRA 11.5. For more information, please visit here: MAL