What Were Smuggled to Japan? (1)

     Both Chouhai Tubian by Zheng Ruoceng (1503-1570) and Riben Yijian by Zheng Shungong (?-?) had similar entries both of which had the same title Wo Hao (literally Japanese Favorites).  They listed 22 exports wihich were smuggled by Wokou.  As for 8 of them, their prices in silver were entered: silk, cotton, crimson strings, mercury, needles, iron pots, old coins, and medicinal herbs.  The entries are the evidence that they were traded for silver.