Mount Mimuro (三室山, Mimuro-yama) is a mountain on the border of Shisō, Hyōgo Prefecture, and Wakasa, Tottori Prefecture, Japan.

The height is 1,358.0 m (4,455 ft), and this mountains is the second highest mountain in Hyōgo Prefecture after Mount Hyōno.

Mount Mimuro is one of the fault-block of mountains typical in Chūgoku Mountains.

This mountain belongs to the Hyōnosen-Ushiroyama-Nagisan Quasi-National Park.

This mountain is one of Hyōgo 50 mountains, and also one of Kinki 100 mountains, Chūgoku 100 mountains.