He entered Kyoto with Takakage ADACHI as the messenger to demote the Emperor Godaigo in 1331, and also participated in the attack of Chihaya-jo Castle arranged by Masashige KUSUNOKI of Miya (imperial court) side.
元徳3年（1331年）、後醍醐天皇の退位を促す使者として安達高景とともに上洛し、宮方の楠木正成が挙兵した千早城攻めにも参加。