Registered Tangible Cultural Properties of Japan

The garden’s only non-tea building, a small bathhouse raised over a large natural boulder with a raw log frame, once the rock bath of the former mountain villa.

A grass-hut style tea room west of Hakuun-do, attributed to Ogi Rodo, with a tiny two-mat-plus-daime room and the unusual omission of a crawl-in door.

The waiting pavilion at the head of the garden path, its southeast corner cut away and spanned by a curved log with small rafters fanning into a decorative eave.

Built in 1918 as Baron Fujita Heitaro's villa and registered in 2001, Hakone Kowakien Kihinkan faces east so its glazed main room catches the moon over Myojogatake.

A village headman's silk-rearing farmhouse of 1875, moved to Hakone in 1953 and registered in 2001, Hakone Kowakien Geihinkan keeps its raised sericulture roofline.

The older half of a Hakone inn at Gora, this late-Taisho timber building is linked to the main house by a corridor over the road. A ten-mat tsuzuki-ma survives.

Built in 1940 on a Gora slope in Hakone, this timber lodge is entered at second-floor level. Registered in 2006, it keeps eight-mat rooms and a giboshu railing.

Made in England in 1888 for the Tōkaidō line and re-erected over a Hakone gorge in 1917, this lattice truss still carries trains 43 metres above the river.

This 1952 single-storey entrance building holds the ticket window and museum shop, its wide south windows framing moss and maples across a stream. Registered 2024.

Built into a Gora hillside in 1953, this annex sets a hipped roof beside a pyramidal one, in blue tile, and now shows its founder's calligraphy. Registered in 2024.

Completed in 1952 to designs by founder Okada Mokichi, this three-storey Gora gallery pairs blue roof tiles with wide views over Shinsenkyo. Registered March 2024.

Moved to the bank of the Sukumogawa in 1987, this low sukiya villa with cedar-bark wainscoting was registered in 2005 and now serves stone-milled soba.

A timber-framed stone storehouse of 1916 in Odawara, dated by an old photograph. Iron bands added after the 1923 earthquake still grip its grey walls, left exposed.

A timber shop and home of 1927 on the old Tokaido in Odawara, built four years after the Great Kanto Earthquake. Deep dashigeta eaves and a mukuri roof define it.

Hachidan Dam in Isehara, Kanagawa: a 1928 gravity sabo dam, 37 metres long and 11 high, faced in diagonal masonry near the source of the Kaname River.

The Hirayama Bridge in Aikawa, Kanagawa, opened in 1913 with one steel and two timber trusses, all steel since 1926, is a 112-metre truss bridge, now for walkers.

The Fukuromachi Dam of 1929 at Oyama in Isehara, Kanagawa, is a masonry check dam by the pilgrim path up the sacred mountain, guarding village and path.

The main building of Fujitaya Ryokan in Yugawara, Kanagawa, built in 1923, sets two timber wings along the river, their rooms finished with delicate latticework.

The Airy of the Fujiya Hotel in Hakone, built in 1884 and moved to its present site in 1935, is one of the few surviving buildings of Japan's first resort hotels.

The Yamanokami Dam in Hadano, Kanagawa, built in 1932 by the Home Ministry on the Minase River, is a gravity sabo dam with an irrigation channel built into it.