However, as he continued to take a defiant attitude against the bakufu (government by shogun), he was attacked by territorial lords including Koremura ASO under orders of Yoshimitsu; as a result, the Kikuchi clan started to go on a path of deterioration.
しかしその後も幕府に対して反抗的な態度を取り続けた為、義満の命令を受けた、阿蘇惟村等の諸大名から攻撃を受け、結果として菊池氏は衰退の一途をたどることとなる。