At that time Japan was fighting the Japanese-Sino War, and coupled with the soaring stock prices as a result of Japan's victory over the war, it is said that he made a huge profit of as much as 100,000 yen at the time (about 2 billion yen at current value).
当時は日清戦争の最中で、日本の勝利による株価の高騰もあり、当時の金額で10万円（現在の20億円前後）もの巨額の利益を上げたという。