The Japanese stock market is experiencing significant downward pressure, with the Nikkei 225 index declining by 3.48% today. Over the past five days, the index has seen a more substantial drop of 6.74%, and it has fallen 9.34% over the last month, indicating a challenging environment for investors. In the large-cap sector, Daiichi Sankyo Co., Ltd. emerged as the best performer, posting a return of 2.0%. Conversely, Renesas Electronics Corp. struggled, recording a decline of 9.16%. The mid-cap segment saw Kadokawa Corp. leading with an impressive return of 8.32%, while Mitsubishi Materials Corp. faced difficulties, with a return of -9.35%. Small-cap stocks also displayed a mixed performance, with Meiji Shipping Group Co., Ltd. achieving a notable return of 16.81%, while Japan Display, Inc. suffered a significant loss of 31.58%. Overall, the advance-decline ratio across the market reflects a bearish sentiment, with 257 stocks advancing against 3,457 declining, resulting in a ratio of 0.07. The large-cap sector showed a particularly weak performance, with only 8 advancing stocks compared to 168 declining.