Nakanoshima (中ノ島, also Naka-no-shima) is one of the Dōzen Islands in the Oki archipelago in the Sea of Japan.

The island is of volcanic origin, with deeply indented coastline of 89.1 kilometres (55.4 mi), and with its highest point at 164 metres (538 ft) above sea level.

The Oki Islands have been inhabited since the Japanese Paleolithic era, and numerous artifacts from the Jōmon, Yayoi and Kofun periods have been found by archaeologists.

[4] The island became part of the holdings under the control of Matsue Domain under the Tokugawa shogunate in the Edo period.

[5] The island became part of Ama Village in 1904, and reached a peak population in 1950 with 6,986 inhabitants.