Japan Exchange Group CEO Hiroki Yamamichi spoke at a press conference about the earning power of companies. On the 22nd of this month, before the holidays, the Nikkei Stock Average broke its all-time high for the first time in 34 years, set in December 1989 during the bubble period.

Meanwhile, as stock prices continue to rise in stock markets such as the United States, famous American investor Warren Buffett recently pointed out, ``Today's market is much more like a casino than when I was young''