Nagano joined the mercantile company Okachi where he had high sales results, but he was dismissed when it was discovered that he profited by illegally investing the customer's money into the red bean market. After that, he changed his profession a number of times before founding Toyota Shoji, whose name was deliberately chosen to evoke the prestige of Toyota cars.
Nagano worked for Okachi, where his sales performance was exceptional, but he was fired after it was discovered that he had misused customer funds by investing them in the red bean market. He then pursued various careers before founding Toyota Shoji, a company whose name was carefully selected to convey the prestige of Toyota cars.