Richard Cocks was the head of the British East India Company

British East India Company

The East India Company was an early English joint-stock company that was formed initially for pursuing trade with the East Indies, but that ended up trading mainly with the Indian subcontinent and China...

 trading post in Hirado, Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

, between 1613 and 1623, from its creation, and lasting to its closure due to bankruptcy.

During his time in Japan, he wrote very detailed diaries, relating the history of the factory, the situation of Japan at the time, and the activities of English merchants in Japan, among whom was also the English pilot and samurai

Samurai

is the term for the military nobility of pre-industrial Japan. According to translator William Scott Wilson: "In Chinese, the character 侍 was originally a verb meaning to wait upon or accompany a person in the upper ranks of society, and this is also true of the original term in Japanese, saburau...

, retainer

Retainer

Retainer may refer to:* Retainer , a person, especially a soldier, in the service of a lord in the late Middle Ages** Retainer sacrifice, the sacrifice of a human servant* Retainer...

 to Tokugawa Ieyasu

Tokugawa Ieyasu

 was the founder and first shogun of the Tokugawa shogunate of Japan , which ruled from the Battle of Sekigahara  in 1600 until the Meiji Restoration in 1868. Ieyasu seized power in 1600, received appointment as shogun in 1603, abdicated from office in 1605, but...

, William Adams

William Adams (sailor)

William Adams , also known in Japanese as Anjin-sama and Miura Anjin , was an English navigator who travelled to Japan and is believed to be the first Englishman ever to reach that country...

.