During the negotiations, he accepted the appointment of foreign judges in Japan as a condition for revising the treaty, but it meant accepting another unequal article and was opposed by the Japanese public (after Kuroda resigned, Naidaijin [Minister of the Center] Sanetomi SANJO concurrently served as Prime Minister for two months).
改正の条件に外国人の裁判官をおくという別の不平等をもってきたことが、国内の反対を受けたのである（辞職後2ヶ月間三条実美内大臣が首相を兼任）。