"Akiyoshidai Official Homepage". Akiyoshidai Official Homepage (in Japanese). Retrieved 2022-01-20. 長登銅山文化交流館. "長登銅山跡". 日本最古長登銅山跡. Retrieved January 19, 2022....
7 KB (745 words) - 11:37, 21 March 2024
Domain Shimonoseki Maeda Battery Site) 2 [6] Naganobori Copper Mine site 長登銅山跡 Naganobori dōzan ato Mine 34°14′40″N 131°20′10″E / 34.24434749°N 131.33605377°E...
36 KB (354 words) - 01:27, 6 August 2023