Furumi Shouichi

A bonus anthology that came with Harta v.26.

"The golden coin of destiny…, it is the golden gate that connects humans and non-humans. Obtaining this is the goal, and around the world, demons and ghosts have appeared and become involved in the world of trade. Now then, tonight as well, the sound of someone knocking on Babelheim's door can be heard… Welcome to a bizarre but fascinating world of gothic horror that peers into the darkness of human hearts." (Source: Official site)

Anthology of "one-shot" manga drawn by various artists and centered around battles between the Servants of Fate/Grand Order.

In an old antique store off a back alley, the vocalist of Vanishing Starlight discovers a futuristic information terminal in the form of a pair of sunglasses with the ability to transcend time and space. He's then possessed by a mysterious cat being, and his adventure begins. Note: This manga is an omnibus collaboration between several artists, based on the fantasy band Sound Horizon's 9th Story CD, Nein, which depicted some of their earlier stories in "what if" scenarios.