He was in Taniyama-jo Castle, making an effort to solicit various Gozoku (local ruling family) in Kyushu, while he confronted the Shimazu clan on the side of Muromachi bakufu (Japanese feudal government headed by a shogun) in the Northern Court (Japan).
谷山城にあって北朝(日本)・室町幕府方の島津氏と対峙しつつ九州の諸豪族の勧誘に努める。