Takao Prefecture
In 1901, during Japanese rule, was one of twenty local administrative offices established. According to the 1904 census, Hozan town had a population of 5,750, whereas Hozan District had a population 173,016. In 1909, this unit was merged into . From 1920 to 1945, under the prefecture system, was administered under Hōzan District, Takao Prefecture. After the colonial government started to develop Takao Harbor in the early 20th century, the importance of Fongshan was declining.