In any case, the island of Kyushu, the failure did not stop Kublai - he does not have any thoughts of conquering Japan. And the great Khan decided to collect for the conquest of the rebellious island country larger force. In 1275, he was sent to Japan a new embassy with the same requirements - acknowledge himself a vassal. However, members of the embassy were taken to the city of Kamakura and executed. The Japanese feel confident, because this time is not sitting idly by. They managed to enclose the bay of Hakata wall, which was a huge building, about two and a half meters high and about twenty kilometers long. Wall deprived Mongolian cavalry maneuvers required for the space.