The Japanese colonial government developed the area first, building the Fuji Hot Spring deep in the mountains in 1942 as a part of its Aboriginal policy. The spa, Taiwan's highest at an elevation of 1,100 meters, provided police officials with an opportunity to rest and recuperate.
1942 年，日本殖民政府伴隨著對山區進行的「理蕃事業」，在這個海拔 1,100 公尺的深山設立了全台最高的溫泉療養所，名為「富士溫泉」，專門提供警官療養與治病之用。