Later, in accordance with the order of Imperial Princes Norinaga and Munenaga to strengthen the power of the Southern Court in the Kanto Region, he attempted to reach the Togoku (the eastern part of Japan) by sea from Ominato in Ise Province (Ise City, Mie Prefecture) with Munehiro YUKI. However, he separated from both of the Princes due to heavy storms and arrived in Hitachi Province alone.
その後、関東地方に南朝勢力を拡大するために結城宗広とともに、義良親王・宗良親王を奉じて伊勢国大湊（三重県伊勢市）から海路東国へ渡ろうとするが、暴風にあい両親王とは離散し単独で常陸国へ上陸。