In 1863, he encountered the group of Nagaoki IKEDA, the Mission to Europe, dispatched by the bakufu (Japanese feudal government headed by a shogun) when they were visiting to the Shanghai port, and attempted to go to Europe together with them, but failed.
翌3年（1863年）幕府の遣欧使節・池田長発一行の上海市寄港に遇し、渡欧を企てるも失敗。