The Bridge That Stops Short

The Former JNR Miyanoharu Line Horita Bridge (旧国鉄宮原線堀田橋梁, Horita Kyōryō) is a four-arch concrete railway bridge in the Kitazato district of Oguni Town, Kumamoto Prefecture, completed around 1938 and registered as a Registered Tangible Cultural Property in 2004.

It stands about 500 metres southeast of Sugenosako Bridge. The four arches follow a curve and carry a filled-spandrel wall, 46 metres from end to end.

The name is read Horita, as the Agency for Cultural Affairs' own reading notes make clear, not the more common Hotta.

Why Horita Matters

The registration criterion is contribution to the historic landscape. The Agency for Cultural Affairs notes that the Former JNR Miyanoharu Line Horita Bridge, like the rest of the line, was built for a single track, and that it was designed by the Kumamoto construction office of the Ministry of Railways.

What sets it apart is what happened after closure. A steel girder span once linked it across the national highway; that section was removed, and only the arches remain. The bridge now ends abruptly where the road crossing used to begin.

The gap is oddly instructive. It shows how the line was put together here: steel girders to leap the road in one go, concrete arches to carry the track across the valley.

What to Look For

Go first to the end facing the highway. The arches stop where the girder once joined them, a clear marker that the track used to continue over the road.

From the side, the four arches turn slightly one after another as they follow the curve. Kitazato and Hirodaira bridges are curved too, but at only four arches Horita is the easiest to fit into a single frame.

The piers flare at the base, the common signature of the Miyanoharu bridges.

Visiting

It lies outside the walking path the town maintains between Yu Station and the old Kitazato Station. The Japan Travel Bureau Foundation's survey notes that Konogawa and Kitazato are the two bridges easily reached on foot, so plan to come by car.

The town lists no parking or toilets for this bridge. The land around it is farmland and private property: stay on the road and do not walk into fields or onto the trackbed. There is no admission charge or booking. Traffic runs along the highway side, so choose a safe verge before you stop to look.

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Q&A

QHow do you pronounce the name of the Former JNR Miyanoharu Line Horita Bridge?
AHorita, according to the reading given by the Agency for Cultural Affairs.
QWhy does the Former JNR Miyanoharu Line Horita Bridge end so suddenly?
AThe steel girder span that carried the line over the national highway was removed after closure, leaving only the arches.
QWho designed the Former JNR Miyanoharu Line Horita Bridge?
AThe Agency for Cultural Affairs credits the design to the Kumamoto construction office of the Ministry of Railways.
QCan I see the Former JNR Miyanoharu Line Horita Bridge from the walking path?
ANo. It is outside the maintained path, so drive there and view it from the road.
QHow big is the Former JNR Miyanoharu Line Horita Bridge?
AIt has four arches and is 46 metres long.

Basic Information

NameFormer JNR Miyanoharu Line Horita Bridge
LocationAza Horita, Oaza Kitazato, Oguni Town, Aso District, Kumamoto Prefecture
DesignationRegistered Tangible Cultural Property (Building)
Year DesignatedRegistered 2004/2/17 (Heisei 16)
Quantity1 structure
Dimensions4-span concrete arch bridge, 46 metres long
OwnerOguni Town
Public AccessExterior only (view from the road)

References

Database of National Cultural Properties: Former JNR Miyanoharu Line Horita Bridge (Agency for Cultural Affairs)
https://kunishitei.bunka.go.jp/bsys/maindetails/101/00003921
Cultural Heritage Online: Former JNR Miyanoharu Line Horita Bridge
https://online.bunka.go.jp/heritages/detail/141191
Concrete arch bridges of the former JNR Miyanoharu Line (Japan Travel Bureau Foundation)
https://tabi.jtb.or.jp/res/430298-
Former JNR Miyanoharu Line Walking (Oguni Town official tourism site)
https://www.town.kumamoto-oguni.lg.jp/kankojyoho/kanko_taiken/20269

Last verified: 2026.09.25