日本散户炒股热情空前，人数破8360万创纪录

Group 1 - A surge in retail investors in Japan has been observed, with the number of individual shareholders increasing by 12.3% to reach 83.6 million, marking a historical high since 1949 [1][3] - The Japanese small investment tax exemption system (NISA) has significantly contributed to this trend, with cumulative purchases under NISA growing by 50% year-on-year to approximately 52 trillion yen by the end of 2024 [3] - Despite the increase in retail investors, the overall performance of the Japanese stock market has been disappointing, with the Nikkei index declining by 4% in the 2024 fiscal year, the worst performance since 2019 [3] Group 2 - Warren Buffett's announcement of Berkshire Hathaway's significant investment in Japan's five major trading companies has spurred retail investors to follow suit, leading to increased investments in these stocks [4] - The sentiment among Japanese retail investors reflects a "follow the leader" mentality, with many believing in Buffett's value investment philosophy [4] - Analysts suggest that even a small return of retail investor funds to the stock market could result in a substantial influx of capital, potentially up to $220 billion [4]