The “Show By Rock!! 3969 Grateful Rock Festival” announced earlier on Sunday that a third anime season, Show By Rock!! Mashumairesh!!, will center on the new band Mashumairesh!!!!
Animage+, the website of Tokuma Shoten’s Animage magazine, briefly reported on Sunday that production on a fourth anime season has also been green-lit for Sanrio’s character project Show By Rock!! According to the report, the previous characters of the franchise are slated to appear in the fourth season.
The official website for the Show By Rock!! franchise does not list a fourth anime season.
The Animage+ report covers the third anime season, but not the new smartphone rhythm game.