The first Japanese immigrants in the Kingdom of Hawaii, so-called 'Japanese settlers of 1868,' had faced various problems in the field including labor environment, and after this was internationally reported, the government ordered Kagenori to go off to Hawaii as Envoy Extraordinary.
ハワイ王国へ集団移住した初めての日本人、いわゆる「元年者」が現地にて労働環境など様々な問題に直面し、それが国際的に報道されたため、政府の命により特命全権公使としてハワイに赴く。