Mt. Osore (畏山, Osore-zan) was a sacred mountain, located near the Tōno Village. Known by it's history, it was the place where the Shugensha aspiring to expel demons. Mt. Osore was also known as a mountain where yōkai's rarely approach it. It is also a perfect location to perform the Spirit Summoning. Mt. Osoore has a large spirits buried there, which it evenly was given the name, the "Spirits Peak".
Rumor EditIt is also known by it's high concentration of fear, which can make the person suffer ill effects if he doesn't concentrate well or if he doesn't take some rest. Mt. Osore is also the location where a lot of sword smiths where been creating their own unique swords, but they suffered by the powerful fear the mountain has.
- ↑ Nurarihyon no Mago manga; Chapter 186, page 16
- ↑ Nurarihyon no Mago manga; Chapter 187, page 2
- ↑ Nurarihyon no Mago manga; Chapter 187, page 11