Hashima coal mining island, operated from 1875
Hashima coal mining island is an artificial reclaimed island and the site of Japan’s
first major undersea coal exploitation pioneered by Mitsubishi Heavy Industry–
and host to one of the world’s most extraordinary former mining communities.
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Hashima Coal mining began operation in 1875.
From 1890, the Coal mining was managed by Mitsubishi Heavy Industry and had
been developed as a modern Coal mining. Since, mined coal at the Hahima have
high quality, it was mainly supplied to the Yawata Steel Works for steel making.