Touring the islands - Oshima Megurishiki

...It is located on Itsukushima Island (Miyajima-cho, Saeki-gun, Hiroshima Prefecture), which is located in the southwest of Hiroshima Bay. It enshrines Ichikishimahime, Tagorihime, and Tagitsuhime. It was formerly a medium-sized shrine with official government support. The enshrined deity, Itsukishima-no-kami, was ranked as a Myojin in 811 (Kōnin 2) and was entrusted with Shijihi, and its divine rank was elevated to Jushii-jō in 867 (Jogan 9). It was ranked as a Myojin Taisha in the Engishiki, and later became the Ichinomiya of Aki Province. At the end of the Heian period, it was given three seats: Omiya, Nakagozen (Chūgū), and Marōdō-miya, and later it was considered to be the same three princess deities as Munakata Shrine, including Ichikishimahime. ...

*Some of the terminology used in reference to the "Oshima-Mawari Style" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…広島湾南西部に浮かぶ厳島(広島県佐伯郡宮島町)に鎮座。市杵島姫（いちきしまひめ）命，田心姫（たごりひめ）命，湍津姫（たぎつひめ）命をまつる。旧官幣中社。祭神〈伊都岐島（いつきしま）神〉は，811年(弘仁2)名神に列し四時幣に預かり，神階は867年(貞観9)従四位上に昇叙。《延喜式》で名神大社に列し，のち安芸国の一宮となる。平安時代末，大宮，中御前(中宮)，客（まろうど）宮の3座となり，のち宗像神社と同じ市杵島姫命以下3姫神とみなされる。…

※「お島回り式」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報