In addition, they lost their territory in the northern Kyushu because the influence of their master the Shoni clan became weak, so they had to grant their vassals the rights and interests of the trade instead of the land. Therefore they were eager for the expansion of the trade, and they could never accept the restrictions on the trade.
また主家である少弐氏の敗勢により九州北部の所領を喪失し、家臣に代替えとして通交権益を宛がう必要もあり、通交の拡大を望みこそすれ制限は受け入れられるものではなかった。