A Model Home Born from the Lake: The Story of the Former Ogata Village Settler Preview Farmhouse

Standing in the heart of Ogata Village in Akita Prefecture, the Former Ogata Village Settler Preview Farmhouse (旧大潟村入植予定者観覧用農家住宅) is a remarkable testament to one of the most ambitious land reclamation projects in modern Japanese history. This distinctive triangular-roofed house, built in 1969, served as a model home for prospective settlers who were preparing to start new lives on land that had once been the bottom of Japan's second-largest lake. Registered as a Tangible Cultural Property in March 2024—the first such designation in Ogata Village—this modest yet historically significant building tells the extraordinary story of how an entire community was created from scratch on reclaimed land.

Historical Background: The Hachirōgata Reclamation Project

To understand the significance of this farmhouse, one must first appreciate the scale of the Hachirōgata reclamation project. Hachirōgata was once Japan's second-largest lake after Lake Biwa, covering approximately 22,024 hectares with a circumference of 82 kilometers. The idea of reclaiming the lake had been discussed since the Edo period, when the legendary civil engineer Watanabe Onomatsu first proposed draining it in the mid-19th century.

The project finally became reality after World War II, partly as a result of Japan's postwar reconciliation efforts. In 1954, Dutch Professor Jansen and engineer Volker visited Japan and assessed the feasibility of the reclamation. With technical assistance from the Netherlands—a nation renowned for its expertise in land reclamation—and financing from the World Bank, the national Hachirōgata Reclamation Project officially began in 1957.

After 20 years of construction and an investment of approximately 85.2 billion yen, the project was completed in 1977. The lake bottom was transformed into 17,239 hectares of new land. Ogata Village was formally established on October 1, 1964, initially comprising just six households and 14 people. Between 1966 and 1974, a total of 589 settlers from across Japan—from Hokkaido to Okinawa—moved to this newly created village to pursue large-scale agriculture, with each household receiving 15 hectares of farmland.

The Settler Preview Farmhouse: A Model Home for a Model Village

The Former Ogata Village Settler Preview Farmhouse was designed by the Hachirōgata New Rural Construction Corporation and constructed in 1969. Its purpose was uniquely practical: prospective settlers needed to see and evaluate the housing that would be provided to them before committing to relocate their families to this entirely new community on reclaimed land.

During the settlement training period, trainees were shown architectural plans and given the opportunity to choose between single-story and two-story layouts, as well as to select room sizes according to their family needs. Lot positions were determined by lottery. The preview farmhouse allowed settlers to physically experience the living spaces before making these important decisions about their future homes.

Between 1967 and 1974, approximately 562 to 580 farmhouses of this type were constructed across the village. However, as families grew and needs changed, most homes were significantly renovated or completely rebuilt over the decades. Today, very few original triangular-roofed houses remain in their original form, making this preserved example exceptionally valuable as a historical record.

Why It Was Designated: Cultural Property Significance

The Former Ogata Village Settler Preview Farmhouse was registered as a national Tangible Cultural Property (登録有形文化財) on March 6, 2024, following a recommendation by the Council for Cultural Affairs in November 2023. It became the first registered cultural property in Ogata Village's history.

The designation recognizes the building's significance on multiple levels. Architecturally, it preserves the distinctive design philosophy that shaped an entire planned community. The large triangular gable roof—known locally as the "sankaku yane" (triangle roof)—was not merely decorative but served practical purposes: the steep pitch facilitated snow removal in this heavy snowfall region, while the bold geometric form added visual variety to the otherwise flat reclaimed landscape. The roof colors—red, yellow, and blue—were assigned by settlement wave, creating a colorful mosaic that distinguished different neighborhood sections.

As a cultural artifact, the farmhouse represents an important chapter in Japan's postwar agricultural modernization. It embodies the ambitious vision of creating a model farming village that would demonstrate the potential of large-scale mechanized agriculture—a dramatic departure from the small-scale farming that characterized most of rural Japan.

Architectural Highlights

The farmhouse is a two-story structure built with concrete block and wood construction, topped with a steel-plate roof. The total building area is 58 square meters. The exterior walls feature a mortar finish, and the building is oriented on a north-south axis as a gable-entry structure with the main entrance at the center of the north facade.

The floor plan allocates three rooms on the ground floor—including a living room, kitchen, and Japanese-style tatami rooms—while the second floor contains two rooms that were originally intended as expansion space for settlers to finish according to their own needs. The practical yet compact design reflected the realities of building an entire community from nothing: each housing lot was initially just 500 square meters, later expanded to 700 square meters for later settlement waves.

The most striking feature remains the dramatically steep triangular roof. Rising sharply from the eaves, it creates a silhouette that has become synonymous with Ogata Village's identity. Many residents developed such a strong attachment to this distinctive form that even when rebuilding their homes, they chose to incorporate triangular roof elements in the new designs.

Visitor Information and Surrounding Attractions

The Former Ogata Village Settler Preview Farmhouse is located in the central residential area of Ogata Village. As the building currently serves as village-owned public housing, interior viewing may be limited. However, the distinctive exterior with its iconic triangular roof can be appreciated from the street, and the surrounding neighborhood retains elements of the original planned settlement layout.

Visitors to Ogata Village can enrich their experience by exploring several related attractions in the area. The Ogata Village Reclamation Museum (大潟村干拓博物館), located nearby, offers comprehensive exhibits on the history of the Hachirōgata reclamation project, including life-sized dioramas, historical photographs, and multi-screen presentations. Volunteer guides who are actual former settlers provide firsthand accounts of the experience—advance reservation is recommended.

The Michi-no-Eki Ogata (道の駅おおがた), adjacent to the museum, features a farmers' market selling local produce including the village's famous Akitakomachi rice. The Polder Katanoyu hot spring offers relaxation with therapeutic moor hot spring waters. In spring, the 11-kilometer Cherry Blossom and Rapeseed Flower Road along Prefectural Route 298 creates a spectacular corridor of pink and yellow blossoms. Ogata Fuji, Japan's lowest artificial mountain at 3.776 meters (1/1000th the height of Mount Fuji), is a whimsical landmark whose summit sits exactly at sea level—a vivid reminder that the entire village lies below sea level on reclaimed lake bed.

The nearby Oga Peninsula, part of the Oga Peninsula-Ogata Geopark, offers dramatic coastal scenery, the famous Namahage cultural tradition, and the Oga Aquarium GAO.

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Q&A

QWhat was the purpose of the Former Ogata Village Settler Preview Farmhouse?
AThe farmhouse was built in 1969 as a model home that prospective settlers could visit and evaluate before deciding to relocate to Ogata Village. It allowed them to experience the actual living spaces and choose between different floor plans and room configurations for their future homes on the reclaimed land.
QWhy do the houses in Ogata Village have triangular roofs of different colors?
AThe steep triangular roofs were designed for two practical reasons: to add visual variety to the flat reclaimed landscape and to facilitate snow removal in this heavy snowfall region. The roof colors—red, yellow, and blue—were assigned according to the settlement wave, allowing residents and visitors to identify which neighborhood corresponded to which group of settlers.
QHow can I visit the farmhouse?
AThe farmhouse is located in the central residential area of Ogata Village at Higashi 2-chome 1-6. As it currently serves as village-owned housing, interior access may be limited. The iconic triangular roof exterior is visible from the street. The nearest station is JR Hachirogata Station, from which the village center is about a 20-minute drive. Combining a visit with the nearby Ogata Village Reclamation Museum is highly recommended.
QWhat happened to the other triangular-roofed houses in the village?
ABetween 1967 and 1974, approximately 562 to 580 farmhouses were built across the village. However, as settler families grew and needs changed, most homes were renovated or completely rebuilt over the years. Very few original triangular-roofed houses remain in their original form today, which is one of the key reasons this particular building was designated as a cultural property.
QWhat is the connection between Ogata Village and the Netherlands?
AThe Hachirōgata reclamation project was carried out with technical assistance from the Netherlands, a world leader in land reclamation. Dutch Professor Jansen and engineer Volker visited Japan in 1954 to assess the project's feasibility. This international collaboration was partly connected to Japan's postwar reconciliation efforts and helped bring the century-old dream of reclaiming Hachirōgata to fruition.

Basic Information

Name Former Ogata Village Settler Preview Farmhouse (旧大潟村入植予定者観覧用農家住宅)
Designation Registered Tangible Cultural Property (Building)
Date of Registration March 6, 2024
Year Built 1969 (Showa 44)
Design Hachirōgata New Rural Construction Corporation (八郎潟新農村建設事業団)
Structure Concrete block and wood construction, two stories, steel-plate roof
Building Area 58 m²
Location Higashi 2-chome 1-6, Ogata Village, Minamiakita District, Akita Prefecture
Owner Ogata Village
Access Approximately 20 minutes by car from JR Hachirogata Station

References

旧大潟村入植予定者観覧用農家住宅 - 文化遺産オンライン
https://bunka.nii.ac.jp/heritages/detail/597893
大潟村初の『登録有形文化財』 - 大潟村公式ブログ おおがた散歩
https://www.vill.ogata.akita.jp/blog/?p=38045
「旧大潟村入植予定者観覧用農家住宅」が村初の登録有形文化財に! - 男鹿半島・大潟ジオパーク
https://www.oga-ogata-geo.jp/blog/news/26285.html
大潟村の発足と発展 - 大潟村百科事典
https://www.vill.ogata.akita.jp/encyclopedia/history/2-4.html
大潟村の歴史 - 大潟村役場
https://www.vill.ogata.akita.jp/genre/outline/history
大潟村干拓博物館
https://museum.vill.ogata.akita.jp/

Last verified: 2026.03.28