Registered Tangible Cultural Properties of Japan

A steel tower off Kochi: 64 spiral steps drop seven meters under Tatsukushi Bay to round windows on the reef. Built 1971, registered 2022, closed since May 2026.

In the old merchant town of Tano, Kochi, this small 1938 storehouse shows Tosa craft clearly: thick lime-plaster walls banded by four tiers of rain-cutting tiles.

In Tano, Shikoku's smallest town, this 1937 cultural property gave a coastal fishing master's home the formal entrance and gentry rooms of a samurai house.

Built in 1938 for the Arisawa, who owned Tano's fishing fleet, this timber annex keeps a beach-facing passage—a registered cultural property in old-town Tano, Kochi.

In the fishing town of Usa in Kochi, this around-1947 registered building holds four rooms set in the order dried bonito is made: boiling, smoking, mold, storage.

In Usa, a Kochi town known as the birthplace of Tosa-bushi, these two 1947 buildings are where the Izumi family prepared and sun-dried bonito for katsuobushi.

A Tosa fishing-town house rebuilt around 1947 after the 1946 Nankai earthquake, its plaster gables banded with mizukiri-gawara drip-tiles, the upper floor one hall.

A 1935 nine-span concrete bridge over the upper Shimanto River in Kochi, registered in 2000, the oldest surviving bridge in the basin built to go under in floods.

Thatched c.1795 farmhouse in Aki, Kochi, where Mitsubishi founder Iwasaki Yataro was born. Registered in 2010; free to view, with entry allowed as far as the doma.

Single-storey 1897 storehouse at Iwasaki Yataro's birthplace in Aki, Kochi, joined to the East Storehouse by a shared roof over an office. Registered in 2010.

An early Meiji wall of mountain stone and red earth, known locally as ishiguro, edging the fields at Iwasaki Yataro's birthplace in Aki, Kochi. Registered 2010.

Late Meiji lodge in the corner of Iwasaki Yataro's birthplace in Aki, Kochi, with a combined hipped and hip-and-gable roof and a kitchen wing. Registered in 2010.

A late Edo privy of three compartments south of the thatched house at Iwasaki Yataro's birthplace in Aki, Kochi, marking the old corner of the grounds. Reg. 2010.

A 1908 one-bay nagare-zukuri shrine at Iwasaki Yataro's birthplace in Aki, Kochi, with octagonal posts and a diamond crest on its front. Registered in 2010.

Two-storey 1886 storehouse behind Iwasaki Yataro's birthplace in Aki, Kochi, with Tosa plaster, tiers of drip tiles and the Iwasaki crest. Registered 2010.

The main house of the Iwamura (former Kuroiwa) residence in Aki, Kochi, is a late Edo goshi rural samurai home: an alcoved guest room in front, living rooms behind.

The Iwamura Residence tiled earthen wall in Aki, Kochi, is a late Edo wall 8.6 meters long, built of river stones, thin clay and densely stacked tiles, local style.

The Iwamura Residence storehouse in Aki, Kochi, is an early Meiji two-storey storehouse with a floating tiled roof, plaster walls and 2 rows of rain-shedding tiles.

The Iwamura Residence gate and palanquin room in Aki, Kochi, is an early Meiji bracket-arm gate with an attached palanquin room, forming a dignified street front.

Folded-plate concrete shell museum of 1966 by Hayashi Masako on the Tatsukushi coast, Kochi; skylight bathes Kurohara Kazuo's shells in an underwater glow.

The complete kokuhō catalogue — browse by prefecture, period, and category.

Nationwide jūyō bunkazai — architecture, sculpture, painting, crafts, and documents.

UNESCO-inscribed cultural and natural sites across the archipelago.