Ah you´re right I saw a tweet about it and tho at first that the image came from this months Joker issue my bad.
This months JOKER Cover
New series
The second one by the artist of Kakegurui Midari
This months GanGan JOKER cover
The KG author will also start writing on a new manga in...
Kakegurui's author will start a new series together with his older brother titled Uruwashiki Agurikyatto
https://www.sunday-webry.com/events/new-series/
The KG Fandom will make its own unofficial KG Anthology that is planned to be released somewhere in December.
http://site-1371898-106-5291.strikingly.com/