Mitake-kyo (Ontake-kyo) is a Japanese Shintoist grouping. Its sacred mountain is Mount Ontake. It was founded by Shimoyama Osuke. It had 3 million members in 1930. The numbers have fallen below one million. Its headquarters has been moved from Tokyo to Futana-cho in the city of Nara. Mitake-kyo has special rites. It is strongly influenced by the values of the Meiji era.
References
Mitake-kyo Wikipedia(Text) CC BY-SA