However, the Dynasty imposed more restricted conditions such as the restriction on the entrance ports which designated Seiho as the only port where ships were allowed to enter, a 50% reduction in the number of saikensen, the abolishment of the tokusosen system, the prohibition of the settlement of Japanese nationals, and the recertification request for Jushokunin and Jutoshonin.
しかし、入港地は薺浦のみに制限され、歳遣船は半減、特送船の廃止、日本人の駐留の禁止、受職人・受図書人も再審査を受けるなど、通交は以前より制限されたものになる。