The Shuinsen was a ship that carried out foreign trade by receiving the Shuinjo (the permit to travel to foreign countries) of the Japanese ruler between the end of the sixteenth century to the early seventeenth century.
朱印船（しゅいんせん）は、16世紀末から17世紀初頭にかけて日本の支配者の朱印状（海外渡航許可証）を得て海外交易を行った船を言う。