However, with Mitsuhide's plan, local powers of Tango and Tajima Provinces who used to be on Hideharu's side turned to the Oda clan side; and they ran out of army provisions due to being besieged for a long time, he surrendered to Mitsuhide in 1579.
しかしながら光秀の調略で味方であったはずの丹後国・但馬国における豪族が織田氏に寝返り、さらに長期の籠城戦で兵糧も尽きてしまい、天正7年（1579年）に光秀に降伏した。