Mr. Lai Chun-fu, who only emigrated to Ishikagi from Iriomote Island after World War Ⅱ, recalls that at that time Iriomote was a great producer of coal, and more than 1,000 Taiwanese miners dug there.
二次大戰後才從鄰近西表島移居石垣島的賴春福老先生回憶，那時的西表島盛產煤礦，約有一千多名台灣礦工在當地挖礦。