However, considering the fact that he had served as a liaison among Sakamoto, Yodo and Yoshinobu, which became the driving force for Meiji Restoration, he should be valued for his contributions.
しかしながら、坂本や容堂、慶喜とのパイプ役を担って、明治維新への原動力となった点を考慮すれば十分な評価に値する。