🦇 Akkadō

Japan · Asia · 39.98°N, 141.74°E

Akkadō (安家洞), located in Iwaizumi, Iwate Prefecture, in the Tōhoku region of northern Japan, is the longest limestone cavern in Japan, with a measured length of 23,702 metres (77,762 ft). The cave system was designated as a natural monument by the Japanese government in 1980. Since 1991, a portion of the caverns have been open to the public for part of the year.

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Quick facts

Country	Japan
Continent / region	Asia
Coordinates (approx.)	39.98°N, 141.74°E · view on map

Akkadō is located in Japan, in Asia.

More show caves in Japan

Abukuma-dō · Maki-dō · Ryūsendō.

Coordinates approximate. Introduction & image: Wikipedia (CC BY-SA 4.0), cached 30 days; the page renders even if the feed is momentarily unreachable.