Adding a note to the above comments, even though they're years old and God knows who will see this by now.
Our friend Gin'you Haru has done an ero-doujin featuring all of Team 9 (and Keine as well). No scanlation for it as of yet, though. http://hitomi.la/galleries/649617.html
There are so many frightening youkai around here.I... seriously... can't hold out...♥MorningOh, my... that must have been dreadful!Thank you, miss!!But you are safe now.You poor thing, allow me to comfort you...♥Young man... you are certainly most well-endowed!♥ And hard... ♥Khhhhhhhh....♥ Creampies feel so good...♥Ah!♥ Ah!♥ Aah!♥ALL MY CREDIT CARDS & CASH ARE GONE?!But I am far from finished with you... the true nirvana is yet to come ♥