was a town located in Gujà  District, Gifu Prefecture, Japan.
The town was established as a town in 1889.
On March 1, 2004, Hachiman, along with the towns of Shirotori and Yamato, and the villages of Meihà Â, Minami, Takasu and Wara (all from Gujà  District), was merged to create the city of Gujà Â.