The North Fermentation Storehouse at Kunibanzai Shuzo, Akita's Last Working Brewery in Araya

Walk the old highway through the Araya district on the southwestern edge of Akita City and you pass a row of earthen-walled storehouses that still smell faintly of fermenting rice. One of them, the North Fermentation Storehouse (Kita Shikomigura) of Kunibanzai Shuzo, is the youngest of the brewery's registered buildings, yet it looks back to its older neighbours rather than away from them.

The storehouse sits directly west of the workshop and was built to hold the tanks where moromi, the main fermenting mash of rice, water and koji, is left to work over weeks. It is a single-storey dozo, a thick-walled storehouse of the kind Japanese brewers favoured for their steady temperature. The plan runs nine ken by four ken, roughly eighteen by eight metres, under a gabled tile roof. Inside, the roof is carried on a king-post truss, a Western framing system that reached provincial Japan in the late nineteenth century and let builders span wide spaces without a forest of interior posts.

Why It Carries a National Registration

Kunibanzai Shuzo's buildings are Registered Tangible Cultural Properties (toroku yukei bunkazai), a category created in 1996 for structures roughly fifty years or older that shape the character of their surroundings. Registration is a lighter touch than the older system of designation used for National Treasures and Important Cultural Properties: owners keep using their buildings freely and simply notify the government before major changes. Seven structures at the brewery entered the register together on 10 November 2005, and the North Fermentation Storehouse carries the number 05-0127.

The building qualified under the criterion for structures that serve as a model of design. What earns it that standing is the front entrance. Around the double-leaf earthen doors, the plasterers built up a decorative surround that repeats, almost as a quotation, the form used on the older Motoba and South Fermentation Storehouse nearby. The storehouse is thought to date from the early Showa era, after 1926, which makes the choice deliberate: a later generation of craftsmen chose to match the vocabulary their predecessors had set, keeping the streetscape coherent instead of introducing a fashionable new look.

What to Look for on a Visit

Stand in front of the entrance and read it slowly. The observation storehouses of Araya were working buildings, but their doorways were where owners spent money on show. Here the raised plaster frame and the crisp double doors reward a close look, especially in raking morning light when the mouldings throw shadows. Around the top of the walls runs a hachimaki, a projecting plaster band that sheds rainwater and gives the boxy volume a horizontal line.

The brewery still operates, so the storehouses are best seen as part of the living streetscape rather than as museum pieces. Kunibanzai's successor company, Akita Shuzo, runs a shop and offers reserved tours from its Suirakuten outlet a short walk away, where you can taste the sake these buildings still help produce and see brewing spaces up close. The exteriors along the old road can be enjoyed at any time on a quiet walk through the district.

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Q&A

QWhat was the North Fermentation Storehouse used for?
AIt housed the tanks for moromi, the main fermenting mash. Thick earthen walls kept the interior temperature stable through the long fermentation, which matters for the flavour of the finished sake.
QHow old is the building?
AIt is thought to have been built in the early Showa era, from about 1926, making it the most recent of the seven registered structures at the brewery.
QCan visitors go inside?
AThe storehouse is part of a working brewery, so interiors are not generally open. Akita Shuzo runs reserved brewery tours and a shop nearby where you can see brewing spaces and taste the sake.
QWhy does the entrance look like the older storehouses?
AThe plasterers deliberately repeated the decorative door surround of the earlier Motoba and South Fermentation Storehouse, keeping the brewery's street frontage consistent across several decades of building.
QWhat is a king-post truss doing in a Japanese storehouse?
AIt is a Western roof-framing method that spread in Japan from the late nineteenth century. It let builders roof the wide storehouse floor cleanly, and its presence marks the modernising decades in which Araya's breweries were rebuilt.

Basic Information

NameKunibanzai Shuzo Kita Shikomigura (North Fermentation Storehouse)
Location142 and nearby, Araya Motomachi, Akita City, Akita Prefecture
CategoryRegistered Tangible Cultural Property (building); registration no. 05-0127
Registered10 November 2005
Count1 building
DateEarly Showa era (from 1926)
StructureSingle-storey earthen storehouse, tile roof, building area about 165 square metres
OwnerAkita Shuzo Co., Ltd.
AccessWorking brewery. Shop and reserved tours at the nearby Suirakuten outlet; exteriors viewable from the street.

References

National Database of Cultural Properties — Kunibanzai Shuzo Kita Shikomigura
https://kunishitei.bunka.go.jp/heritage/detail/101/00004900
Cultural Heritage Online — Kunibanzai Shuzo Kita Shikomigura
https://online.bunka.go.jp/heritages/detail/189630
Akita Prefecture — Registration of the Kunibanzai Shuzo buildings
https://www.pref.akita.lg.jp/pages/archive/1033

Last verified: 2026.07.10