tokin hat
頭襟, ときん
A Tokin is a small box worn on the foreheads of Yamabushi - practitioners of Shugendō - or Tengu, dangerous yet protective spirits of the mountains and forests from the Japanese mythology. It is not only worn as a head decoration, but also used as a drinking cup.
See also
The following tags are aliased to this tag: tokin (learn more).
This tag implicates hat (learn more).