Soon after his retirement, he became the head of the First National Bank (current Mizuho Bank) for which he led the establishment when he was a bureaucrat and then he placed himself in the business world.
退官後間もなく、官僚時代に設立を指導していた第一国立銀行（現：みずほ銀行）の頭取に就任し、以後は実業界に身を置く。