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Living sacred landscape

Mikadobashira

Genkai Sea, Fukuoka, Japan · Shinto · Sacred islet

Mikadobashira is one of Okinoshima's attendant reefs, meaningful through the protected Okitsu-miya seascape and its natural threshold role.

Explore sacred sites in JapanCheck official visitor information
Small attendant islands and rocks associated with Okinoshima, including Mikadobashira.
Photo by Indiana joSourceCC BY-SA 4.0
GeographyAsia · Japan
TraditionShinto
EvidenceLiving sacred landscape
SeasonViewed at a distance
AccessProtected sacred landscape

At a glance

How to read this place: Keep Mikadobashira tied to Okitsu-miya and Okinoshima's protected seascape; it is not a standalone sightseeing rock.

Plan your visit

A named reef in Okitsu-miya's natural torii

LocationGenkai Sea, Fukuoka, Japan
Getting thereMunakata and Oshima Island interpretation sites
Best seasonViewed at a distance
Best time of dayClear daylight is best for distant seascape views and map-based interpretation.
Typical visitViewed or interpreted at a distance as part of Okinoshima-related planning
Physical difficultyNo public visitor circuit; use official interpretation and distant viewing points.
AccessibilityThere is no ordinary landing access; plan around accessible interpretation sites instead.
AccessProtected sacred landscape
Official informationCheck current visitor information
OrientationUse official interpretation, maps, and distant views; landing access is not part of normal visitor planning.
How it fits a routeIt fits a Munakata route focused on Okinoshima, Okitsu-miya, and protected sacred seascape.
Use maps, official interpretation, and distant views to understand Mikadobashira's position near Okinoshima.
Pair it with Koyajima and Tenguiwa so the natural-threshold idea is not lost.
Read Mikadobashira together with Koyajima and Tenguiwa.
Use the reef's component number to keep the page anchored in the World Heritage property.
Keep the protected seascape more important than scenic rock description.

Respect essentials

DressDress respectfully at related Munakata shrine and worship sites.
PhotographyUse distant views without implying visitor access to the protected reef.
Ritual restrictionsDo not plan landing access; the reef belongs to a protected sacred maritime landscape.

What stands out

UNESCO property data lists Mikadobashira as component 1535-003.
The official heritage page identifies it as one of the attendant reefs of Okitsu-miya.
Commons imagery shows the attendant islet and rock setting around Okinoshima.

Why this place matters

UNESCO property data lists Mikadobashira as a component of the Okinoshima World Heritage property.

The official heritage page identifies Mikadobashira with Koyajima and Tenguiwa as attendant reefs that form part of the Okitsu-miya shrine compound.

Story and context

History and sacred context

Mikadobashira's role depends on relationship: it helps frame Okinoshima's sacred approach together with the other attendant reefs and the protected island beyond.

The reef is small, but its recognized component status keeps it inside the same protected religious seascape as Okinoshima. Its value comes from being named, mapped, and grouped with the other attendant reefs.

FAQ

What is Mikadobashira?Mikadobashira is an attendant reef associated with Okinoshima and Okitsu-miya in the Munakata World Heritage property.
Can visitors access Mikadobashira?Plan for distant interpretation because it belongs to Okinoshima's protected sacred seascape.

Sources

  • Official websiteOfficial sitePrimary visitor-facing site for current access and institutional context.
  • UNESCO entryUNESCO World Heritage CentrePrimary authority source for the sacred landscape of Okinoshima and its attendant islets.
  • Wikipedia entryWikipediaWikipedia article for Mikadobashira.
  1. Sacred Island of Okinoshima and Associated Sites in the Munakata Region (Property 1535)UNESCO World Heritage Centre · Heritage authorityPrimary authority source for the sacred landscape of Okinoshima and its attendant islets.Accessed 2026-04-22
  2. Sacred Island of Okinoshima and Associated Sites in the Munakata Region - World Heritage Property DataUNESCO World Heritage Centre · Heritage authorityUNESCO property data document listing Mikadobashira as component 1535-003 of the World Heritage property.Accessed 2026-04-22
  3. Mikadobashira (Q66111205)Wikidata · Entity referenceEntity anchor for Mikadobashira as one of the attendant sacred islets within the UNESCO property.Accessed 2026-04-22
  4. MikadobashiraWikipedia · Entity referenceWikipedia article for Mikadobashira.Accessed 2026-04-25
  5. Okinoshima (Okitsu-miya, Munakata Taisha)Preservation and Utilization Council of the Sacred Island of Okinoshima and Associated Sites in the Munakata Region · Official siteInstitution-managed World Heritage page that identifies Mikadobashira as one of the attendant reefs forming part of the Okitsu-miya shrine compound.
  6. File:Okinoshima small island & rocks 01.jpgWikimedia Commons · Media sourceImage source showing the attendant islets and rocks associated with Okinoshima, including Mikadobashira.Accessed 2026-06-08

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