Kalakaua, King of Hawaii, 1836-1891, with Japanese dignitaries and his staff in Tokyo..
Seated, l. to r: Prince Yoshiaki, King Kalakaua, and Yoshie Sano Tsunetani, Japanese minister of finance; Standng l.to r: Col. Charles H. Judd, Jugai Tokuno Riyosaki, Japanese 1st secretary of finance, and William N. Armstrong, Hawaiian immigration commissioner.
Prince Yoshiaki a.k.a Prince Komatsu Akihito (1846-1903).
Staff includes Col. C.H. Judd standing left and William N. Armstrong standing right.