During this time period, Tsukushi no kuni no miyatsuko Iwai (Local ruling families in ancient Japan) were in touch with Silla and mobilized the surrounded states; thus, preventing an invasion by the Wa army.
この時、筑紫の国造磐井が新羅と通じ、周辺諸国を動員して倭軍の侵攻を阻もうとした。