Announced on Japanese side Villagebooks is an unexpected but cool upcoming crossover.
Plot: Hiroto Ishikawa
Synopsis: Naoto Tsushima
Artist: Hayato Sakamoto, Hayato Yoshioka, Hidekazu Yoshiya, Yoshiya Yoshioka, Masayuki Fujisawa, Makoto Tsushima
Cover: Akira Nagai
Gallery Art: Funazu Nonaka, Go Oshima, Yuki Isao, Fumitaka
D180223 has posted a video containing all the known information about it: