Some thought he was a Ryukyuan, and "Aranpō" was a corruption of Iraha (伊良波).
In this year, he was sent to Ming China by Satto to pay tribute together with Taiki.
[1] Satto requested Hongwu Emperor to give Aranpō an official position.
Aranpō was appointed Kokushō (国相, "Chief Minister") of Ryukyu and elevated to the Senior Fifth Rank (正五品), placed him on par with Zhangshi (長史, "Chief Clerk") officials in China.
In this year, he was sent to Ming China by Bunei to pay tribute, Hongwu Emperor bestowed the king and his ministers kanfuku (官服).