Aoi Spiral Castle (葵螺旋城, Aoi Rasenjō; Literally meaning "Holyhock Spiral Castle") is a castle located in Kyōto above the Aoi Castle that has been created by Tenkai Gokadoin claiming that it is his masterpiece, it is the current location where Seimei resides.
The Aoi Spiral Castle is located above the skies of the Aoi Castle, which has been protected with the perfect barrier, known as the Spiral Barrier. In the center of the castle, Seimei resides there. To unlock the seal of the castle, Tenkai must be defeated.
- ↑ 1.0 1.1 1.2 1.3 Nurarihyon no Mago Manga; Act 201, page 10
- ↑ Nurarihyon no Mago Manga; Act 201, page 11