Two brothers, Noboru and Toru grew away from the fact that their family could use the Water ki to keep demons away. However, in order to keep Toru safe after a demon goes after his life, they will need to awake the fox diety Kuugen. (Source: Operation Boredom)

There are twenty independent stories written by twenty different authors, sharing the common theme of "April". An anthology that is considered a rare item as it has never hit the shelves as a standalone book. There is no ISBN and it is an unbuyable except in online auctions. The anthology was published as a bonus gift to Dengeki Magazine readers in 2009.

Tōru and Noburo are brothers of the Takagami Family. Toru has Yin in his blood and is constantly targeted by the yōkai and other creatures lurking in Japan. When Tōru is targeted by one, his brother Noburo releases the fox deity Kūgen Tenko who protects Tōru from the monster. Kūgen now acts as the protector of Tōru and Noburo to keep them safe from any threats to them, while at the same time trying to adapt to the modern world. (Source: Wikipedia)