Registered Tangible Cultural Properties of Japan

Built in 1928 in Ota, Gunma, this two-storey reinforced-concrete village hall keeps its U-shaped plan, an Oya stone base and a Lombard band along the parapet.

A 1922 weaving shed at the back of the Soga family plot in Kiryu: timber frame, coursed Oya stone walls and five sawtooth bays. Registered in 2006; exterior only.

Built in 1938 to run Tatebayashi's geisha district, this rare surviving kenban office pairs a curved karahafu porch with a 36-mat hall and a rehearsal stage.

Built in Tokyo in 1924 for Viscount Toki Akira and twice rebuilt in Numata, this German-influenced villa keeps its ox-eye dormer and two reception rooms.

Funded by Numata's silk-exporting Hoshino family and built in 1914 by carpenter Kosuge Konosuke, this clapboard chapel is Gunma's third oldest and is free to enter.

A 19-square-metre storehouse of 1929 that reads as a plastered dozo but is built of reinforced concrete, its roof framing copying the logic of a timber frame.

Built in 1927 inside a Kiryu silk mill compound, this timber house sets an Art Deco parlour against tatami rooms facing the garden. It now works as a restaurant.

A 1935 sawtooth weaving mill in Kiryu, Gunma, walled in Oya stone and registered in 2006. Converted in 1999, it now trades as a hair salon; view it from the street.

A Taisho-era brewing complex in Maebashi, Gunma. Its earthen-walled sakagura keeps both floors undivided for tall vats, with a kamaya east and oroshi lean-to south.

A 1923 machiya facing the old Sado highway in Maebashi, Gunma. Deep segai eaves shape its gabled front, and local residents now run it as HONMAYA, open weekends.

Two-storey timber storehouse of 1935 at the former Matsuoka Shoten in Kiryu, Gunma, fitted between the office and the house, with mortar walls and a separate roof.

Timber shop of 1935 in Kiryu, Gunma: an office, a fabric inspection room and a receiving area behind a brick-coloured tiled front with a relief and round window.

Built in 1938 as the record store of Manba town hall, this two-storey dozo in Kanna, Gunma pairs clay walls with a slate roof and iron doors. Now Gallery Yorozu.

A 1913 brick warehouse in Maebashi, Gunma, 54 metres long in English bond, built to hold raw silk pledged against bank loans. Registered in 2004 and still in use.

Textile guild office of 1934 in Kiryu, Gunma, a timber Western-style building with scratch-tiled walls and green tiles, now the free Kiryu Textile Memorial Museum.

A 1932 reinforced concrete distribution reservoir on the Tsutsumi-cho hill in Kiryu, Gunma, registered in 1997, part of the city's early Showa waterworks.

Former waterworks storehouse of 1932 in Kiryu, Gunma, built of concrete but dressed as a traditional kura; now used as the community centre's plant room and store.

Former waterworks office of 1932 in Kiryu, Gunma, now the Nishi Community Center: Art Deco, with stone-scored walls, curved openings and a 1956 council floor.

Early-Showa public hall in Maebashi, Gunma, by Sato Koichi, facing the prefectural office he also designed; stone below, scratch tile above, and still in use today.

Prefectural office of 1928 in Maebashi by Sato Koichi, now the Showa Building, with scratch-tile walls and an arched porch; Gunma's first registered property.