*[[Tamagusuku Chokun|Tamagusuku Chôkun]] is named ''[[udui bujo|udui bujô]]''.
*[[Tamagusuku Chokun|Tamagusuku Chôkun]] is named ''[[udui bujo|udui bujô]]''.
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*Restrictions are placed on the export of copper (''Shôtoku shinrei''<!--正徳新例-->).
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*The ''[[Shotoku shinrei|Shôtoku shinrei]]'' are promulgated, shifting the export of [[copper]], and altering policies governing [[Chinese in Nagasaki|Chinese trade at Nagasaki]].
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*Policies regarding [[Chinese in Nagasaki|Chinese trade at Nagasaki]] are changed. Restrictions are placed on the number of Chinese ships allowed to trade at [[Nagasaki]] - reduced from 80 to 30; Chinese are made subject to Japanese law; a system of licenses similar to [[kango boeki|the tally trade]] system is implemented; and Chinese merchants are from now on to communicate with certain low-ranking officials, and not directly with shogunate administrators.