连续大涨，日本股市再创历史新高！巴菲特成大赢家：伯克希尔持仓早已翻倍，昨日单日浮盈近20亿美元

Market Performance - The Nikkei 255 index reached a new historical high, increasing by 2.77% to 57,926.07 points as of the report date [1] - The Nikkei 225 index surged over 2,000 points in the previous trading day, marking the first time it surpassed the 56,000 points threshold [1] Political Landscape - The ruling coalition of the Liberal Democratic Party and the Japan Innovation Party secured a majority in the House of Representatives during the elections held on February 8, maintaining control over the lower house [3] - Prime Minister Kishi's leadership is expected to reignite the "Kishi trade," which previously drove domestic stocks to historical highs and led to significant sell-offs in Japanese government bonds and the yen [3] Economic Policies - Kishi has committed to implementing aggressive fiscal and monetary policies to stimulate economic growth, which raises concerns among bond investors regarding increased government spending [3] - Japan's debt burden, the largest among developed countries, has heightened investor anxiety, particularly after a spike in government bond yields to multi-decade highs [3] Currency Movements - The yen's continued depreciation is influencing expectations regarding the Bank of Japan's policy direction, with overnight index swaps indicating an increased likelihood of interest rate hikes in April [5] Investment Insights - Warren Buffett's Berkshire Hathaway has made substantial investments in Japanese stocks, particularly in five major trading companies, increasing its stake to between 8.53% and 9.82% [6] - As of February 9, the market value of Berkshire's Japanese assets exceeded $41 billion, with an investment cost of approximately $13.8 billion, indicating nearly a twofold increase in value [7] - On February 9, the Nikkei 255 index closed at 56,363.94 points, with significant gains in the shares of the five trading companies, resulting in a nearly $2 billion unrealized gain for Berkshire in a single day [6][7]