From the Wikipedia page 
Bushenyi District is a district in Western Uganda. Like many other Ugandan districts, it is named after its chief town, Bushenyi, where the district headquarters are located.
Bushenyi District is bordered by Rubirizi District to the northwest, Buhweju District to the northeast, Sheema District to the east, Mitooma District to the south and Rukungiri District to the west. The largest town in the district, Ishaka, is located 75 kilometres (47 mi), by road, northwest of Mbarara, the largest city in the sub-region.