A Granite Gateway Dated to 1421

An inscription cut into the left pillar of this torii fixes its age with unusual precision. It records an auspicious day in the eleventh month of Ōei 28, a year that corresponds to 1421, in the middle of Japan's Muromachi period. Most wooden torii have been rebuilt many times across the centuries, and even stone gates seldom carry a date that can be read with confidence. This one does, and that single fact accounts for much of its importance.

The gate rises 2.3 meters, its two pillars set about 1.9 meters apart, and is carved from granite, the hard pale stone quarried throughout the islands and headlands of the Seto Inland Sea. Its form is a myōjin torii, the most familiar of shrine-gate types. You can recognize the style by its two horizontal upper beams and the short vertical strut set between the lower tie-beam and the beam above it.

The torii belongs to Honjō Hachimangū, a shrine that sits on a hill called Miyayama in the Kojima district of Kurashiki, in Okayama Prefecture. The hill overlooks the Mizushima-nada, the band of the Inland Sea that washes the southern edge of the old Kojima peninsula.

Why a Shrine Gate Became a Benchmark

Japan designated the torii an Important Cultural Property on June 28, 1956. The reason has less to do with scale or ornament than with documentation. Because the carved date can be trusted, the gate works as a fixed point against which other stone torii can be measured. Specialists use securely dated objects like this one to estimate the age of undated examples elsewhere, and the Honjō gate is regarded across the country as a standard work for stone torii of the early Muromachi period.

The workmanship earns that standing. The kasagi, the topmost beam, and the shimagi, the flatter beam set directly beneath it, were cut from a single block of granite rather than assembled from separate pieces. The upper beams carry a gentle upward sweep, called shinzori, that is restrained rather than theatrical. That quiet curve is one of the surest signs of the period's taste, and it is exactly the kind of detail that lets scholars place undated gates within a few decades of one another.

Stone torii are far less common than wooden ones, and a dated stone gate from the early fifteenth century is rarer still. The Honjō torii survives because granite endures where timber does not, and because the people who cared for it took deliberate steps to protect it.

What to Look For

The two pillars carry different inscriptions, and reading them is the closest thing to meeting the people behind the gate. The left pillar gives the date. The right pillar names the donor: a man called Matsui Yoshiyasu, a resident of Shionasu, a village just north of Kojima Kayō. The carving notes that he was born in a year of the dragon, and the local cultural-properties office reads his age at the time as 34 by the traditional count. He was, in other words, a prosperous local figure who paid for a permanent gateway to his community's shrine and made sure his name would outlast him.

Look closely and you will find darker marks on the stone. These are scorch traces from fire. In 1575 the surrounding area was caught up in warfare, and the shrine's halls and the buildings of its attached temple burned. The granite torii came through the blaze, carrying the evidence of it on its surface. Later generations also made small repairs, so the gate you see records not only its making but its survival.

One thing surprises many visitors: the torii no longer stands at the shrine entrance. It was originally the third gate along the approach path, the point a worshipper passed last before reaching the sanctuary. To preserve it, caretakers moved it behind the main hall and set it within the mizugaki, the sacred fence that rings the most protected ground. That placement keeps it safe, but it also means the gate is not always easy to approach. Treat the inner precinct with respect, and ask at the shrine if you hope to see the torii closely.

The Shrine and Its Setting

Honjō Hachimangū is old even by the standards of this coast. Tradition holds that it was founded in 701, when the deity was invited from Usa Jingū in Kyushu, the head shrine of the Hachiman faith. For centuries it served as the chief tutelary shrine of the twelve villages of the Kojima Kayō area. Its enshrined deities are the three associated with Hachiman worship: the legendary Emperor Ōjin, his father Emperor Chūai, and Empress Jingū.

The hilltop setting rewards the climb on its own. From Miyayama the Mizushima-nada opens out below, and on clear days the view takes in the working waters and reclaimed flats that have shaped life on the Kojima peninsula for generations. The surrounding district has its own draws. Kojima is widely known today as the birthplace of Japanese denim, with a jeans street lined by small makers, and the dramatic Seto Inland Sea panorama from nearby Washūzan and the great Seto Ōhashi bridge are both within easy reach.

Getting here takes a little planning. The nearest railway is Kojima Station on the JR Seto-Ōhashi Line, roughly four kilometers away, with local buses running toward the coast; the closest stop, Kayō Tsujihama, leaves a short walk to the shrine. A car is the simplest option for travelers combining the shrine with other Kojima sights.

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Questions and Answers

QCan I walk up to the torii and see it closely?
ANot always. The gate was moved behind the main hall and placed inside the mizugaki, the sacred enclosure, so access is limited. The shrine grounds themselves are open, and it is best to inquire at the shrine if you wish to view the torii at close range.
QHow can the gate be dated so exactly?
AThe left pillar carries a carved date reading the eleventh month of Ōei 28, equal to 1421. A clearly inscribed date on a stone monument is uncommon, which is why specialists treat this gate as a reference for dating others.
QWhat is a myōjin torii?
AIt is a torii type with two stacked horizontal upper beams, the kasagi and the shimagi, joined by a lower tie-beam and a short central strut. The upper beams usually curve gently upward at the ends. It is the most common shrine-gate form in Japan.
QWhy is the torii behind the shrine rather than at the entrance?
AIt once stood on the approach path as the third gate before the sanctuary. To protect the granite from weather and handling, caretakers relocated it behind the main hall, where it remains today.
QWho paid for the torii?
AThe right pillar names Matsui Yoshiyasu of Shionasu village, a local man of means who donated the gate in 1421. The inscription records his home, his dragon-year birth, and his age.

Basic Information

NameHonjō Hachimangū Torii
LocationKojima Kayō, Kurashiki City, Okayama Prefecture
OwnerHonjō Hachimangū
DesignationImportant Cultural Property (Structure), designated June 28, 1956
DateŌei 28 (1421), mid-Muromachi period
FormStone myōjin torii, granite
DimensionsHeight about 2.3 m; pillars about 1.9 m apart
Count1 structure
ViewingSet within the sacred fence behind the main hall; close access limited. Please inquire at the shrine.
AccessAbout 4 km from Kojima Station (JR Seto-Ōhashi Line); local bus to the Kayō area

References

Agency for Cultural Affairs, National Database of Designated Cultural Properties
https://kunishitei.bunka.go.jp/bsys/maindetails/102/3008
Kurashiki City, Cultural Properties Protection Division: Honjō Hachimangū Torii
https://www.city.kurashiki.okayama.jp/culture/art/1007596/1007597/1011206/1007603/1007610.html
Okayama Prefecture Shrine Agency: Honjō Hachimangū
https://www.okayama-jinjacho.or.jp/search/17148/
Kurashiki Regional Resource Museum: Honjō Hachimangū Torii
https://www.kurashiki-shigen.jp/web/index.cgi?c=sightseeing-2&pk=75

Last verified: 2026.06.02