Due to the demise of Emperor Komei, Imperial Prince Mutsuhito (Emperor Meiji) of Crown Prince ascended to the throne, and Mitsuosa still remained as a medical doctor for Emperor.
孝明天皇の崩御に伴って儲君の睦仁親王（明治天皇）が践祚すると、光順は引き続き天脈拝診を許された。