During the battle that began in 1458 between the military governor of Echizen, Yoshitoshi SHIBA, and the deputy military governor of Echizen, Jochi KAI, (battle of Choroku), Takakage took the side of the deputy military governor and played an active role as the main force.
長禄2年（1458年）に始まった越前守護斯波義敏と越前守護代甲斐常治の合戦（長禄合戦）で、孝景は守護代側に与し、その主力として活躍する。