Tames, R. Servant of the Shogun : being the true story of William Adams, pilot and samurai, the first Englishman in Japan, 1981.
Wikipedia 12 Nov. 2012 (William Adams (24 September 1564-16 May 1620), also known in Japanese as Anjin-sama (anjin, "pilot"; sama, a Japanese honorific) and Miura Anjin "the pilot of Miura"), was an English navigator who travelled to Japan and is believed to be the first Englishman ever to reach that country)
William Adams his Voyage by the Magellan Straights to Iapon, written in two Letters by himselfe, in: Purchas, S. Pilgrimes, 1965.