Episode 78 of Re:ZERO -Starting Life in Another World- Season 4 is streaming free on AbemaTV.
According to the announcement, AbemaTV streams the latest episodes every Wednesday at 22:30. The release describes the stream as ahead of terrestrial TV broadcast and as the fastest web availability.
Viewers can watch without registering an account. The announcement also says earlier seasons are currently available free of charge on the platform.
AniHeat's take: Worth noting for fans who follow the series weekly and want to watch the latest episodes free and without signing up.
Announced 8/13. Source: Official X (@Anime_ABEMA)