Registered Tangible Cultural Properties of Japan

The oldest of the five Sakata buildings in Gosen, Niigata, dating to early Meiji. Small but soundly built, its black-plastered openings open the estate's history.

The office building of Sasaiwai Sake Brewery in Niigata, built about 1901, shows a grand gabled front to the old highway, with a shop below and brewers' rooms above.

The brick chimney of Sasaiwai Sake Brewery in Niigata, built in the late Meiji era, is a 12-metre hexagonal shaft in English bond and a landmark of the area.

The Sasaguchi Family Main House in Niigata, built in 1935 for a sake-brewing family, is a large modern Japanese house with fine tatami rooms and an Art Deco room.

The Sano Shoten Store and Residence in Nuttari, Niigata, is a 1937 corner merchant house with bracketed eaves and vertical board siding of local tradition.

Sankoji Temple Main Hall in Shibata, Niigata: a Pure Land hall of 1916 on Teramachi street, with polished log pillars and a tall interior free of tie beams.

Three slow sand filter beds in use at the Osaki waterworks in Sanjo, Niigata, since 1933, 70.9 meters by 28 meters with coping-stone edges. Registered in 2011.

A 1933 two-family staff house inside the Osaki waterworks in Sanjo, Niigata, with a hipped tile roof and weatherboard walls. Listed 2011; seen at spring openings.

The 1933 timber office at the heart of the Osaki waterworks in Sanjo, Niigata, whose curved red-tile roof recalls a Shinto shrine. Listed 2011; see it from the gate.

A 1933 intake pump house on the Igarashi River in Sanjo, Niigata: a timber cottage with a gabled porch hiding a 5.6-meter intake well. Listed 2011; interior closed.

A 1933 concrete gateway at the Osaki plant's river intake in Sanjo, Niigata: paired 2.1-meter posts with coping stones and splayed wing walls. Registered 2011.

An open-sided 1933 shed at the Osaki waterworks in Sanjo, Niigata, where filter sand is washed; its columns are old railway rails forked into a Y. Registered 2011.

A 1933 pump house at the Osaki waterworks in Sanjo, Niigata, with plastered walls, round-arched windows and a Lombard band; it pumps water up to the reservoir.

A 1933 concrete well at the Osaki waterworks in Sanjo, Niigata, that receives river water and feeds the slow sand filters; 3.6 meters across. Registered in 2011.

A 1933 buried tank at the Osaki waterworks in Sanjo, Niigata, holding treated water under a grassy mound with six vents before it is pumped uphill. Registered 2011.

A 1933 hilltop reservoir at the Osaki waterworks in Sanjo, Niigata: two basins under an earth mound with 36 vents and a classical machine room, serving by gravity.

The 1933 main gate of the Osaki waterworks in Sanjo, Niigata: granite posts 4.4 meters apart, wing walls and six subsidiary posts, 13 meters long. Registered 2011.

A 1933 meter house by the Osaki reservoir in Sanjo, Niigata: just 3.9 square meters, with a cornice and canopy; it once held a British Venturi meter. Listed 2011.

The main gate of Jigenji in Ojiya, Niigata, built in about 1892, is carved with waves, cranes and dragons; the temple is known for the failed peace talks of 1868.

The Jikoji Temple Corridor in Gosen, Niigata, runs 27.8 metres off the main gate: a white plaster wall with bell-shaped windows outside, open posts inside, late Edo.