The Japanese stock market has shown robust performance, with the Nikkei 225 index rising by 5.58% over the past week and an impressive 17.6% increase over the last month. This upward trend reflects a strong market sentiment, as evidenced by the advance-decline ratio across all market capitalizations, where 2,421 stocks advanced compared to 1,103 that declined. In the large-cap segment, SoftBank Group Corp. emerged as the top performer, achieving a return of 18.44%. Conversely, Sanrio Co., Ltd. struggled, posting a decline of 6.51%. Mid-cap stocks also saw significant movement, with IBIDEN Co., Ltd. leading with a return of 22.43%, while Hakuhodo DY Holdings, Inc. faced a downturn of 6.57%. Small-cap stocks displayed the most volatility, with SAMCO, Inc. gaining 25.28%, while Stream Media Corp. fell by 14.17%. The advance-decline ratios for large, mid, and small-cap stocks were notably strong, indicating a healthy market environment. Overall, the market's upward trajectory suggests positive investor sentiment as it continues to recover.