The Japanese stock market showed a modest gain today, with the Nikkei 225 index rising by 0.38%. Over the past 30 days, the index has experienced a significant increase of 10.74%, reflecting a positive trend in the market. In terms of sector performance, Sumitomo Corp. emerged as the top performer among large-cap stocks, achieving a return of 17.12%. Conversely, Marubeni Corp. struggled, posting a decline of 5.22%. Mid-cap stocks saw TOTO Ltd. leading with an impressive return of 18.43%, while Alps Alpine Co., Ltd. faced challenges, declining by 14.96%. Among small-cap stocks, Stream Media Corp. stood out with a remarkable return of 33.33%, while Enplas Corp. lagged behind with a drop of 23.38%. The overall advance-decline ratio across the market indicates that 1,557 stocks advanced compared to 1,889 that declined, resulting in a ratio of 0.82. Notably, large-cap stocks had a more pronounced decline, with only 65 advancing against 111 declining, yielding a ratio of 0.59. Mid-cap and small-cap stocks also faced challenges, with ratios of 0.76 and 0.86, respectively.