上北鉱山跡
欧米からの軍需資材輸入が途絶えて戦況が劣勢に傾く中、上北は 1944 年(昭和 19 年)に国内最大となる産銅量を記録して神風鉱山と称されました。
1973 年閉山
Kamikita Mine
In wartime, suspension of the importation of war materials from the West caused the deterioration of the war situation. However, the mine's copper ore production reached the highest level in the country in 1944 and was referred to as "Kamikaze Mine".
closure in 1973