A Corner House on the Shimabara Road

Shimizu-ke Jutaku Shuoku (清水家住宅主屋, Shimizu-ke Jūtaku Shuoku, the main house of the Shimizu family residence, also read Omoya and listed in English as Shimizu Family Main Building), at 865 Uenomachi in Shimabara City, Nagasaki Prefecture, is a late Meiji-period timber townhouse entered on the national register of Tangible Cultural Properties on 1 July 2003.

The house faces west onto the Shimabara Kaidō, the road that runs north and south through the old castle town, and it holds a corner where a narrow lane peels off to the north. Two storeys, timber frame, a gabled roof of sangawara pantiles, and the entrance placed on the long side rather than the gable end. The Agency for Cultural Affairs records the frame as six and a half bays across the front by three and a half bays deep, with a registered building area of 145 square metres.

Along the entire width of the facade runs a geya, a lower lean-to roof carried on its own posts, one and a half bays deep. It throws a long band of shade across the shopfront line at midday. The north side of the plan is the kamite, the upper end, which in a house of this type holds the better rooms.

The registration date falls within the thirty-seventh round of registrations, and the property carries the number 42-0023. Formal notice followed on 17 July 2003.

The Garden That Is Not There

Registered properties are assessed against a short list of criteria, and this house qualified under the first of them: that its form serves as a standard of design. The reason given by the Agency for Cultural Affairs turns on an absence rather than a flourish.

Older townhouses along this stretch of road set a small front garden between the street and the living quarters, screened by a wall. Walk seventeen doors up to number 882 and you meet Horikawa-ke Jutaku Omoya, registered on the very same day, built in the last decades of the Edo period, seven and a half bays by four. Its upper half is walled off to make exactly such a garden.

The Shimizu house does without one. Its frontage meets the street directly, the whole width covered by the lean-to. The Agency reads this as a modern trait and calls the building an indicator for following how Shimabara townhouses changed shape. Placed side by side, the two houses give you the before and after of that shift within a two-minute walk.

One point of vocabulary matters here. A registered property (tōroku yūkei bunkazai) is not a designated one. Registration is the lighter of the two systems, introduced in 1996 for buildings roughly fifty years old or more, and it works through notification and guidance rather than the tight controls that apply to Important Cultural Properties and National Treasures. Shimabara City's own list of designated properties, which runs to six national, ten prefectural and seventy-seven municipal items, does not include this house, and that is exactly as it should be.

What a Visitor Can Actually Do Here

This is somebody's home. There are no interior tours, no opening hours, no admission desk. What is available to you is the west elevation seen from the public road, and the corner itself, where the lane running north lets you read the depth of the building against the sky.

Getting there takes about five minutes on foot from Shimabara Station on the Shimabara Railway, which is worth a look in its own right for a station building dressed up as a castle keep. The house sits inside the Moritake shopping street, so the surroundings are ordinary working commerce rather than a preserved district.

Across the road at number 912 stands Inohara Kanamonoten, a hardware shop registered on the same July day in 2003. Its northern half carries a ridge tag dated Man'en 2 (1861), and unlike the Shimizu house it invites you in: a working ironmonger with a century and a half of stock, a tea room called Hayamegawa attached to one side, and a basin at the door fed by a spring drawn from a well some 110 metres down. Shimabara sits on that water. The town's springs are on the national list of a hundred famous waters and form part of the Shimabara Peninsula UNESCO Global Geopark.

Ten minutes further and you reach Shimabara Castle, whose grounds were designated a National Historic Site on 10 March 2025. Photography of the Shimizu house from the street raises no issue, though the usual courtesy applies to a lived-in building: stay on the road, and keep your lens off the windows.

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Q&A

QCan I go inside Shimizu-ke Jutaku Shuoku?
ANo. It is a private residence and the interior is not opened to visitors. Viewing is limited to the west facade and the corner from the public road, at any hour. Enquiries about registered buildings in the city go to the Cultural Properties Division of the Shimabara City Board of Education.
QWhere is Shimizu-ke Jutaku Shuoku and how do I get there?
AThe address is 865 Uenomachi, Shimabara City, Nagasaki Prefecture, about five minutes on foot from Shimabara Station on the Shimabara Railway. The house stands on the east side of the old Shimabara Kaidō within the Moritake shopping street. There is no dedicated parking; drivers generally use the paid lots near Shimabara Castle.
QWhy was Shimizu-ke Jutaku Shuoku registered as a cultural property?
AIt was registered under the criterion covering buildings whose form serves as a standard of design. The Agency for Cultural Affairs singles out the lack of a front garden, a departure from earlier local practice, and treats the house as an indicator for tracing how Shimabara townhouses developed.
QIs Shimizu-ke Jutaku Shuoku a National Treasure or an Important Cultural Property?
ANeither. It is a Registered Tangible Cultural Property, the third tier of the national system and a lighter framework based on notification rather than the strict controls applied to designated properties. The registration number is 42-0023.
QWhat else is worth seeing near Shimizu-ke Jutaku Shuoku?
AInohara Kanamonoten at 912 Uenomachi, registered on the same day, is a working hardware shop with an attached tea room and a spring at the entrance. Horikawa-ke Jutaku Omoya at 882 shows the older plan with its walled front garden. Shimabara Castle, a National Historic Site since March 2025, lies about ten minutes away.

Basic Information

NameShimizu-ke Jutaku Shuoku (清水家住宅主屋)
Location865 Uenomachi, Shimabara City, Nagasaki Prefecture
DesignationRegistered Tangible Cultural Property (Structure), registration no. 42-0023
Year DesignatedRegistered 1 July 2003 (Heisei 15); notified 17 July 2003
Quantity1 building
DimensionsTimber, two storeys, tile roof; building area 145 m². Six and a half bays across by three and a half bays deep, gabled, pantiled, entered on the long side, with a lean-to one and a half bays deep across the full frontage
OwnerNot listed in the Agency for Cultural Affairs database
Public AccessExterior viewing from the public road only; interior not open

References

清水家住宅主屋 — National Cultural Properties Database, Agency for Cultural Affairs
https://kunishitei.bunka.go.jp/heritage/detail/101/00003482
清水家住宅主屋 — Cultural Heritage Online, Agency for Cultural Affairs
https://online.bunka.go.jp/heritages/detail/168792
保里川家住宅主屋 — Cultural Heritage Online, Agency for Cultural Affairs
https://online.bunka.go.jp/heritages/detail/183393
猪原金物店主屋 — Cultural Heritage Online, Agency for Cultural Affairs
https://online.bunka.go.jp/heritages/detail/188220
島原市の文化財 — Shimabara City
https://www.city.shimabara.lg.jp/page4941.html

Last verified: 2026.08.20