The Japanese, well acquainted with the curative effects of hot springs, were pleasantly surprised to discover Peitou's hot springs whilst hunting down anti-Japanese rebels and collecting sulfur. In a short time, a hostel offering bathing pools for army use was built on the site, along with the Taipei Garrison Hospital, Recuperation Branch-both were completed with the same speed and quality of construction used in the other areas of Taipei and Peitou.
當熟悉溫泉療效的日本人，在採硫與圍剿抗日份子的同時，驚喜地發現了北投的溫泉地熱，一時間供軍隊沐浴用的陸軍偕行社、台北陸軍衛戍病院療養分院一一落成，使得北投與台北城區有了同樣速度與品質的建設。