The Bank Vault That Predates the Bank

On a corner plot in the Ōno district of Shinshiro, where the Ure River valley opens out in the hills of eastern Aichi, a small earthen-walled storehouse stands just west of a curved-corner concrete bank building. It is easy to walk past. The two-story structure measures only about 7.3 meters across the front by 3.6 meters deep, a footprint of roughly 30 square meters, with a low gabled roof of pantiles. Yet this modest building, a dozō of the kind once used across Japan to shield valuables from fire and theft, is the oldest surviving piece of a bank that helped finance an entire region.

The lower walls are clad in horizontal clapboard. Above, the second story is finished in white lime plaster, and small wooden awnings shade its windows. The doors are the detail worth pausing for: heavy iron leaves, and inner doors built in the kakego-nuri method, where rabbeted edges are layered in black lime plaster to seal the opening airtight against flame. This was where Ōno Bank kept its ledgers and important papers.

A Bank Born of Silk and Timber

The town of Ōno grew up at a crossroads. Two old highways met here: the Akiha Kaidō, a pilgrimage route toward the fire-protecting deity of Mount Akiha, and the road later known as the Bessho Kaidō, which ran from Toyohashi on the coast up to Iida in the mountains. Travelers stopped at its inns, and the surrounding hills produced two things the country wanted. Cedar and cypress came down from the forests for timber. Mulberry fields fed silkworms, and raw silk became one of the district's defining trades through the Meiji era.

To handle the money this commerce generated, local businessmen pooled their capital and founded Ōno Bank in April 1896, the first private bank in the eastern Mikawa region. From its head office it opened branches in Shinshiro, Toyohashi, Tahara, Toyokawa, Ushikubo and Kō, later absorbing the Akabane Bank to cover the whole of eastern Mikawa. The first head office was a Western-style wooden building. No ridge tag survives to fix the storehouse's exact age, but its black-plaster finish and the quality of its lock fittings are considered too refined for the late Taishō period, and it is thought to have been raised in the mid-Meiji years alongside that first wooden office. A wooden head office needed a fireproof vault, and this is it.

In 1925 the bank replaced its office with the reinforced-concrete landmark that still anchors the corner, its rounded entrance and pilastered facade designed and built by Shimizu Shōtarō, whose other work includes several registered modern buildings in the region. The storehouse stayed where it was. In January 2009 both buildings were entered together in the national register as Registered Tangible Cultural Properties.

Why It Is Protected

Japan's Registered Tangible Cultural Property system is a lighter form of protection than designation as a National Treasure or Important Cultural Property. Introduced in 1996, it covers structures roughly fifty years old or more and is meant to keep them in everyday use rather than freeze them as museum pieces. The Ōno storehouse was registered under the criterion of contributing to the historic character of the national landscape.

What the listing recognizes is not grandeur but continuity. Set beside the confident 1925 concrete bank, the older storehouse shows the vernacular building tradition the institution started from: thick plastered walls, a tile roof, iron and black-plaster doors, all built by carpenters and plasterers working in techniques handed down long before reinforced concrete arrived in the valley. The two structures together read as a single story of a country bank's growth.

What to Look For

Because the storehouse held documents rather than displayed goods, its interest is in its skin. Look first at the doors. The kakego-nuri work, with its stepped, black-plastered edges, was a plasterer's specialty, shaped so that door and frame interlock without a gap that flame or smoke could enter. The metal lock fittings show the same care. Set against the plain clapboard of the ground floor and the smooth white plaster above, these black openings give the small building its character.

Standing back, the contrast with the main building is the real attraction. One is a high-street bank in poured concrete, reaching for the look of stone and the confidence of the 1920s. The other is a craftsman's box of timber and lime, quiet and close to the ground. Seeing them side by side, a few steps apart on the same plot, is the point of a visit.

Around the Site

The main bank building now lives a second life as Art & Café Hōraikan, a gallery café where siphon-brewed coffee is served beneath the old banking-hall ceiling and the owner's artwork is shown on the ground floor, with a rental gallery above. The storehouse sits on the same grounds, best appreciated from outside as part of the ensemble; it is wise to check opening days with the café before traveling, as hours are limited.

The site is about a five-minute walk from Mikawa-Ōno Station on the JR Iida Line, whose timber, cabin-like station building is a small pleasure in itself. Next door stands a Meiji-era inn, and a former high-class restaurant nearby is also a registered cultural property, so the old post-town streetscape can be read in a short stroll. Deeper into the hills lie Mount Hōrai, the temple that gives the café its name and a long stone stairway climbing through cedar forest, and the hot-spring hamlet of Yuya along the Hōrai Gorge, both reachable by the same rail line.

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Q&A

QCan I go inside the storehouse?
AIt was the bank's document vault and stands on the private grounds of the café in the adjacent main building. The café occupies the former banking hall; the storehouse is generally appreciated from the grounds and exterior. Ask staff at the café about access on the day.
QIs this a National Treasure?
ANo. It is a Registered Tangible Cultural Property, a lighter protection tier than designation as a National Treasure or Important Cultural Property. The storehouse and the main bank building were both registered on 8 January 2009.
QWhen exactly was it built?
AThe registered period is mid-Meiji (1868 to 1911). No ridge tag survives, so the precise year is not known. The quality of its black-plaster doors and fittings has led specialists to date it to the mid-Meiji years, built together with the bank's first, wooden head office.
QHow do I get there?
ATake the JR Iida Line to Mikawa-Ōno Station, from where it is about a five-minute walk. There is parking on site for those arriving by car. From Toyohashi the Iida Line is the simplest approach.
QWhat can I combine with a visit?
AThe old post-town streets of Ōno, with a Meiji inn and another registered property nearby, make a short walk. Mount Hōrai and its temple, and the hot springs at Yuya along the gorge, lie further up the same valley and rail line.

Basic Information

NameFormer Ōno Bank (Ōno-juku Hōraikan) Storehouse
Location17-2 Aza-Ueno, Ōno, Shinshiro City, Aichi Prefecture
DesignationRegistered Tangible Cultural Property (Building)
Registered8 January 2009 (gazetted 22 January 2009); registration no. 23-0312
PeriodMid-Meiji (1868 to 1911)
StructureTwo-story earthen storehouse, gabled pantile roof, building area about 30 m²
DimensionsFrontage 7.3 m, depth 3.6 m
Count1 building
OwnerSuehiro Sangyō Co., Ltd.
Current useOn the grounds of Art & Café Hōraikan

References

National Database of Designated Cultural Properties (Agency for Cultural Affairs)
https://kunishitei.bunka.go.jp/bsys/maindetails/101/00007503
Cultural Heritage Online (NII): Former Ōno Bank (Ōno-juku Hōraikan) Storehouse
https://bunka.nii.ac.jp/heritages/detail/154105
Aichi Prefecture Cultural Property Navi: Former Ōno Bank Main Building and Storehouse
https://www.pref.aichi.jp/kyoiku/bunka/bunkazainavi/yukei/kenzoubutu/kunitouroku/1332.html
Shinshiro City: Former Ōno Bank (Ōno-juku Hōraikan) Main Building and Storehouse
https://www.city.shinshiro.lg.jp/kanko/minzokugeino/kyuonoginko.html
Kira’tto Oku-Mikawa Tourism Navi: Ōno-juku Art Café Hōraikan
https://www.okuminavi.jp/search/detail.php?id=1032

Last verified: 2026.06.16