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.
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.
Komainu are the guardian animals of shrines. They are placed in pairs on the left and right, with the mouths of each pair representing the "A" and "Un" forms.
The Honcho is the umbrella organization for all Shinto shrines in Japan, and each prefectural government has its own Shinto Shrine Agency as a local branch.
The deity of Izumo-taisha Shrine is Okuninushi no Mikoto, the hero of the myth "Inaba no Shirohare (White Rabbit of Inaba). He is also known as Daikoku-sama, one of the seven gods of good fortune.
Ise Jingu is the collective name for 125 shrines, centering on the Inner and Outer Shrines, and consisting of 14 annexes of the two shrines, as well as regent shrines, subordinate shrines, and shrines under jurisdiction.
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.
There are more than 2,000 single shrines that do not belong to the Honcho, including Nikko Toshogu Shrine, Meiji Shrine, Yasukuni Shrine, and Fushimi Inari Taisha Shrine.
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.