He devoted himself to the commerce of the family business, such as launching an enterprise to export tea by employing Hikozo HAMADA (Joseph Heco by a Christian name), but after Obanto (head clerk) Bunshichiro KITA of a branch family died, since misconducts of the employees and failures in speculative buying of commodities arose successively, in the end the family business went bankrupt, and in the depths of despair he died as a stranger in Tokyo.
ジョセフ・ヒコ（浜田彦蔵）等を使って茶の輸出事業を興す等、家業・商業に専念するが、大番頭の別家喜多文七郎死後、使用人の不祥事、物品思惑購入の失敗が相次ぎ、終に倒産し、失意の中、東京で客死した。