The Japanese stock market experienced a downturn today, with the Nikkei 225 index declining by 1.79%. Despite this daily setback, the index has shown resilience over the past month, gaining 4.21%.
In the large-cap sector, Kobe Bussan Co., Ltd. emerged as the top performer, achieving a return of 6.41%. Conversely, Fujitsu Ltd. struggled, recording a return of -7.83%. The mid-cap segment saw Mercari, Inc. leading with a return of 7.24%, while Metaplanet KK lagged behind with a -7.03% return. Among small-cap stocks, IDOM, Inc. excelled with a notable return of 9.78%, whereas Quantum Solutions Co., Ltd. faced significant challenges, posting a return of -12.59%.

Overall, the market's advance-decline ratio reflected a challenging environment, with 687 stocks advancing against 2,923 declining, resulting in a ratio of 0.24. Large-cap stocks had 31 advancing and 146 declining (0.21 ratio), mid-caps saw 40 advancing and 229 declining (0.17 ratio), and small caps had 232 advancing versus 1,523 declining (0.15 ratio). This data underscores the current volatility and mixed performance across different market segments.