Registered Tangible Cultural Properties of Okayama

The smallest registered structure of the Okutsu scheme in Kagamino, Okayama. Built in 1932, this 4.4 m weir is 1.5 m high and feeds a tributary into a branch canal.

A 1932 wall at Kagamino in Okayama, running about 185 m in granite laid diagonally, topped by a 0.85 m concrete balustrade and pierced by a spillway tunnel mouth.

A 1932 overflow weir on the upper Yoshii River in Kagamino, Okayama. About 34 m long and 3.3 m high, set on granite bedrock, with a curving stepped fish ladder.

A 1932 reinforced concrete aqueduct at Kagamino in Okayama, carrying the Okutsu headrace over the Orodani River on three 6.1 m bays with outward-flaring piers.

The Kamisaibara Power Station Akawase River Intake Weir of 1930 is a 12 metre gravity weir on bedrock, faced in diagonally coursed granite, with a debris screen.

The Kamisaibara Power Station Ikego River Intake Weir of 1930 stands 3.1 metres high on the crest of a steep rock slope, with an arched sand flush outlet.

At 78 square metres, the Kamisaibara Power Station Ikego Channel Settling Basin of 1930 is the smallest of this station's nine registered structures on the Yoshii.

Built in 1930, the Kamisaibara Power Station Confluence Basin joins river water with the tailrace of an upstream station across 694 square metres of concrete.

The Kamisaibara Power Station Head Tank of 1930 ends the main channel, regulating flow to the powerhouse across 497 square metres of roughly triangular pond.

Ninety metres of 1930 stone walling, the Kamisaibara Power Station Penstock and Main Building Retaining Walls made level ground where the valley had almost none.

The Kamisaibara Power Station Tenno Channel Settling Basin of 1930 covers 134 square metres, settling sand and shedding surplus water over a west overflow weir.

Built in 1930 on the upper Yoshii River, the Kamisaibara Power Station Main Building is a concrete powerhouse with a flattened Pratt truss over its generator hall.

The Kamisaibara Power Station Yoshii River Intake Weir of 1930 spans the river on exposed bedrock, 30 metres long, keeping its fish ladder and six sluice gates.

Standing in the verdant hills of Maniwa City in Okayama Prefecture, the Worship Hall of Kiyama Shrine is an elegant single-story wooden building designed in 1919 by architect Egawa Saburohachi. With its hip-and-gable copper roof, ornate karahafu front porch, and a Western-style truss roof structure, the hall masterfully blends tradition with modern innovation. Designated a Registered Tangible Cultural Property of Japan in 2017, it remains the heart of a shrine with over twelve hundred years of history.

The Connecting Corridor of Kiyama Shrine in Maniwa City, Okayama, is a small but exquisite covered walkway designed in 1919 by the prefectural architect Egawa Saburohachi. Linking the worship hall and the shrine office in a gentle arc, it showcases carved rainbow beams, paired rafters, a softly curved floor, and a weathered copper roof. Registered as a Tangible Cultural Property in 2017, it stands within a shrine whose history reaches back more than 1,200 years.

The Former Akasaka Jinjō Kōtō Elementary School Building in Akaiwa City, Okayama, is a wooden two-story schoolhouse built in 1910 in the distinctive 'Egawa Style' associated with prefectural engineer Egawa Saburohachi. With its arched entrance, kikusui roof relief, and tasuki bracing motifs, it was registered as a National Tangible Cultural Property in 2018. Today the building has been reborn as the Children's Library Hotaru, offering a reading space wrapped in the gentle warmth of Meiji-era timber craftsmanship.

Standing at the foot of Shinbashi Bridge on the eastern bank of the Asahi River in Katsuyama, the Former Okanoya Ryokan Guest Room Building is a late Meiji wooden two-story inn registered as a Tangible Cultural Property. Its glass-paned façade jutting out over the stone embankment perfectly captures the romance of a Japanese riverside ryokan.

Standing quietly by the Asahi River and Kamibashi Bridge in Katsuyama, Maniwa City, this elegant Meiji-era single-bay gate and its flanking plank wall feature delicate diamond-lattice transoms, a copper-sheet roof, a seven-treasures openwork wall, and a side door. Registered as a National Tangible Cultural Property in 2014, the structure forms a graceful link in Katsuyama's preserved old highway townscape.

Rising 21 meters above the embankment of the Asahi River in Kyobashi-cho, Okayama, this steel-framed warning tower was built in 1924 and designated a National Registered Tangible Cultural Property in 2006. Its four legs of angle steel, braced by distinctive ring-type turnbuckles and crowned by a small watchtower with an iron pyramidal roof, form one of Japan's rare surviving Taisho-era urban warning towers. Together with the nearby Kyobashi water pipe bridge and Kyobashi road bridge, it anchors a remarkable cluster of early-modern engineering heritage close to Okayama Castle, Korakuen Garden, and the much-loved monthly Kyobashi Morning Market.

Discover the Former Kurashiki City Hall, now the Kurashiki City Art Museum—a 1960 Brutalist masterpiece designed by Pritzker Prize-winning architect Kenzo Tange. Registered as a national Tangible Cultural Property in 2020, the building fuses Japanese tradition with modernist innovation in the heart of the Kurashiki Bikan Historical Quarter.

Okayama’s registered properties across designations, with featured heritage and travel notes.

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

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