Japanese stocks experienced a significant surge following news of a peace agreement between the United States and Iran. The Nikkei 225 Index rose as much as 5.5 percent, exceeding 69,000 points for the first time. Simultaneously, Japanese government bond yields declined, indicating investor confidence in the stability brought by the diplomatic resolution. The market reaction suggests investors anticipate positive economic impacts from reduced geopolitical tensions in the Middle East. This shift reflects a broader move towards risk-on assets as concerns about potential conflict diminish. Analysts attribute the gains to expectations of increased global trade and investment spurred by the agreement. The positive trend signals renewed optimism in the global economic outlook.