Kokoro Isomura vs Naoki Tajima Head-to-Head Stats, Results & Performance Comparison

• How do the players compare on second serves? Kokoro Isomura has the edge, winning 44.58% of second serve points over the past 6 months, compared to Naoki Tajima's 32.61%.
• What about their return games? Kokoro Isomura also has an advantage here, winning 49.76% of points on their opponent's second serve, while Naoki Tajima has won 45.15%.
• First serve return comparison: Kokoro Isomura outperforms Naoki Tajima by winning 26.63% of first serve returns, whereas Naoki achieves 23.39%.
• Under pressure, Kokoro Isomura displays stronger breakpoint resilience, saving 51.74% compared to Naoki Tajima's 46.15%.
• When it comes to performance overview: Naoki Tajima has a slightly higher win percentage of 60.61% in the last year compared to Kokoro Isomura's 55.22%.
• Preferred surfaces are different for both players. Kokoro shines on indoor hard courts (67% win rate), while Naoki excels on hard courts (67% win rate).
• Event level comparison: Naoki's experience at Futures/Satellites/ITF tournaments has yielded a 64.52% win rate, compared to Kokoro's 52.63%.
• Direct encounters lean in Kokoro Isomura’s favor, having won their sole previous meeting, emerging victorious in both sets played.
• Examining opponent quality, Naoki has faced tougher competition, averaging opponents ranked 238.79, while Kokoro's opponents averaged a rank of 433.9.
• If the match comes to a deciding set, Kokoro Isomura has a 55% win rate, slightly ahead of Naoki Tajima's 50%.

Editorial Prediction (October 19, 2025, UTC):

Analyzing the recent head-to-head and performance statistics, Kokoro Isomura appears to have a slight edge over Naoki Tajima, especially in critical areas such as second serve reliability and breakpoint resilience.

Despite Naoki's higher win percentage over the past year, the direct match history that favors Kokoro and her stronger performance in return games and under pressure situations suggest a competitive advantage.

Considering all factors, including surface preferences and the success in deciding sets, Kokoro Isomura is predicted to be the likely winner in this upcoming match against Naoki Tajima.