Yu Yu Kantai (Temporary Title)

Do you ever imagine Kantai Collection Kanmusu crossover with other characters from other manga or anime? If yes, then this story is one of them.
Hiei (Kantai Collection)has been pulled into unknown world, where she meet Hiei (Yu Yu Hakusho). They must combine their forces to breakthrough the trials in the unknown world where The Abyssal and the demons from the Demon World also have combine their forces to annihilate both of them. Can they survive in this cruel world?