セバスティアン・ビスカイノ
In 1611, Sebastián Vizcaíno surveyed the east coast of Japan and from the year of 1611 to 1614 he was ambassador of King Philip III in Japan returning to Acapulco in the year of 1614. In 1608, he was sent to search for two mythical islands called Rico de Oro (island of gold) and Rico de Plata (island of silver).