Ratatosk Kikan

* Based on the light novel series written by Tachibana Koushi and illustrated by Tsunako. "30 years ago a large Spacequake occurred in Eurasia. 150 million people died and human life and infrastructure was laid to waste. Spacequakes: A destructive phenomenon of unknown origin. Like the name says, it is a void which destroys everything in and around it. An unexplainable…

* Based on the light novel series written by Tachibana Koushi and illustrated by Tsunako. Thirty years ago, the Eurasian continent was hit by a massive Spacequake due to Spirit activity, causing 150 million deaths. And now... Itsuka Shidou is living under one roof with two non-human Spirits — Yatogami Tooka and Yoshino — since dating them is the best way to avoid mass…

* Based on the light novel series written by Tachibana Koushi and illustrated by Tsunako. Itsuka Shidou's life has been a whirlwind as of late. Or more precisely, a spatial quake. Several of them, in fact. Powerful "Spirits" from other dimensions that take the form of girls are unintentionally causing these spatial quakes in his reality. And Shidou is the only one who can…

* Based on the light novel series written by Tachibana Koushi and illustrated by Tsunako. Ordinary high school boy Shidou discovers a mysterious girl at ground zero of a recent spacequake. Shidou learns, through his sister Kotori, that the girl is one of the Spirits: mystical creatures responsible for the spacequakes. Shidou is recruited to help "seal" the spirits and end…