Won Gyun
Yi led a flotilla of 40 ships alongside Yi Sun Sin and Won Gyun during the Battle of Tanghangpo, Battle of Hansan-do, Battle of Angolpo, the First Battle of Busan Harbor (1592), and the Battle of Unchong. He received a promotion and special recognition for having a major role in the destruction of a Japanese flotilla during the Battle of Hansan-do.