The head shrine of Hachiman worship, of which there are said to be more than 25,000 throughout Japan, is Usa Jingu Shrine in Oita Prefecture, which was built in 725.
The Hachiman Shrine, affectionately known as "Hachiman-sama," is dedicated to Emperor Ojin (Honoritabetsumei). In the Middle Ages, he was worshipped by the warrior class as a warrior god.
The shrine grounds generally consist of a torii gate as the entrance to the shrine, a hand-watering basin, guardian dogs, a hall of worship, a main hall of worship, and regent shrines.
The custom of worship at Izumo-taisha is "Ni-hai (two worships, four claps, one bow, and one bow). In addition, during the annual festival in May, the worshippers bow with eight beats of the hand.
The ranking of shrines in terms of the number of Hatsumode worshippers is Fushimi Inari Taisha in second place, Sumiyoshi Taisha in third place, Tsurugaoka Hachimangu in fourth place, and Atsuta Jingu in fifth place.
The deity of Hiyoshi Shrine, Hie Shrine, and Sanno Shrine, which have about 3,800 shrines throughout Japan, is Oyakui, also known as "Hiyoshi God" or "Sanno Gongen. The deity is also the head deity of the Matsuo faith, which has Matsuo Taisha Shrine in Kyoto as its head shrine.
Sumiyoshi Taisha Shrine in Osaka Prefecture is the head shrine of the 2,000 Sumiyoshi shrines in Japan. The three Sumiyoshi deities were worshipped as gods of navigation and purification.
The month of October on the lunar calendar is said to be the month when all the gods from all over Japan gather in Izumo for their divine assemblies, and is generally referred to as "Kanashizuki," while in Izumo it is called "Kanzai-zuki.
The Ise Jingu Shrine is basically self-sufficient in the production of food: rice is grown in the Jingu Jinden, vegetables and fruits are grown in the Jingu Gyoen, and salt is produced in the Yakisho.
The presidency of the Honcho has been held by a female member of the Imperial Family for generations, and it is customary for the president to also serve as the chief priestess of Ise Jingu Shrine.
There are various theories as to the origin of the torii, such as that the perch of a bird was placed in front of the shrine in reference to the "everlasting long-nesting bird" that appeared in the Kojiki (Records of Ancient Matters) to lure Amaterasu out of Ama-no-Omikami (Amaterasu) from the Ama-no-Iwato.
The most famous of these is the "three sacred objects" that Ninigi no Mikoto is said to have received from Amaterasu at the time of his descent from heaven in the "Chronicles of Japan.
Originally white in color, torii gates are said to have been painted red to ward off evil spirits in Buddhism as a result of the syncretization of Shintoism and Buddhism.
In principle, ichinomiya was granted to one shrine in one country, but there are cases where there are multiple ichinomiya in one country due to a battle for shrine status.
Suwa Shrine is the head shrine of Suwa-taisha in Nagano Prefecture, and there are approximately 5,000 Suwa shrines throughout the country, with Kenmonakata no Kami as the main deity.