On behalf of his father, he led a research project on the telegraph instruments which Matthew (Calbraith) PERRY had given to the Edo bakufu and also led a project to compile a nautical almanac which he and his father were ordered to complete; further in 1860, he compiled "Bankoku Zenzu" (map of the world) together with Shuzo SHIBATA.
マシュー・ペリーが江戸幕府に贈った電信機に関する調査や父とともに命じられた航海暦の編纂では父に代わって主導し、万延元年（1860年）には柴田収蔵とともに『万国全図』編纂した。