Following the fall from power of Yoriyuki HOSOKAWA, who was Kanrei (Shogun's deputy), during the Koryaku no Seihen (the Koryaku Coup), the third Shogun Yoshimitsu ASHIKAGA, who was alarmed about the Yamana clan gaining power and taking advantage of the situation in the Yamane clan after the death of Tokiyoshi, ordered Ujikiyo and his nephew Mitsuyuki YAMANA to subdue Tokihiro and Ujiyuki YAMANA; as ordered, Ujikiyo expelled Tokihiro.
康暦の政変で管領の細川頼之が失脚し、山名氏の強大化を懸念していたと考えられる3代将軍足利義満は、時義死後の家中分裂に伴い、将軍令として氏清とその甥にあたる山名満幸に対して時煕、山名氏幸の討伐令を下し、氏清はこれに応じて時煕を攻めて追放した。