Group 1 - The Nikkei 225 index reached a historical high on August 12, driven by optimism over the easing of U.S. tariff policies and a surge in technology stocks [1] - The Nikkei 225 index rose by 2.5% to 42,867.69 points, with semiconductor-related stocks, particularly Micron Technology and Kioxia Holdings, showing strong performance [1] - The Japanese market is expected to see more domestic stimulus measures to boost the economy, which has become a significant driver for the index's upward movement [1] Group 2 - Analysts noted that Japan successfully avoided the worst-case scenario regarding tariffs, with short-term impacts being less severe than previously feared [2] - Despite the ongoing Obon holiday, trading volume on that day was over 40% higher than the average of the past 20 trading days, indicating strong market interest [2] - The certainty surrounding tariff issues has become a focal point for the market, providing key confidence support for investors and driving capital inflow into Japanese equities [2]