Jeong Mong-ju was dispatched to Japan to deal with the problem, and during his visit Kyushu governor Imagawa Sadayo suppressed the early wokou, later returning their captured property and people to Korea.
Jeong Mong-ju diberangkatkan ke Jepang untuk menangani masalah ini, dan selama kunjungannya Kyushu Gubernur Imagawa Sadayo menekan wokou awal, kemudian kembali properti mereka ditangkap dan orang ke Korea.