Ayumi Koshiishi vs Kallista Liu Head-to-Head Stats, Results & Performance Comparison

• Liu's second serve performance has been slightly better than Koshiishi's, with 37.85% of points won compared to 35.88% over the last six months. Could this provide Liu an edge in service games?
• When it comes to returning opponents' second serves, both players are almost equal, with Koshiishi edging just ahead at 48.51% against Liu's 48.4%.
• In first serve return stats, Liu leads slightly with 35.95% success over Koshiishi's 33.45%.
• While under pressure, Koshiishi has outperformed Liu in saving breakpoints, saving 44.11% compared to Liu's 38.29%. How might this affect high-stakes moments in the match?
• Over the past year, Koshiishi shows a better win percentage at 55.88% versus Liu's 46.15%, indicating overall more consistent performance.
• Regarding preferred surfaces, Liu excels on Indoor Hard courts with a 67% win rate, while Koshiishi is more successful on Hard courts, winning 64% of matches.
• Both players compete primarily at Challengers/ITF level events. Koshiishi holds a slight advantage here, winning 55.88% of matches compared to Liu's 50%.
• Liu has faced slightly higher-ranked opponents on average, with an opponent rank of 324.31 versus Koshiishi's 401.78. Does this experience enhance Liu's chances against tougher competitors?
• In deciding sets, Koshiishi has a significant upper hand, winning 80% of such sets, whereas Liu manages just 33%.
• Recent form shows Liu converting 39.02% of break point opportunities, narrowly ahead of Koshiishi's 38.89%.

Editorial Prediction (September 9, 2025, UTC):

Liu appears to have a slight advantage with a better second serve performance and closer contest in return games. However, in break point situations during high-pressure moments, Koshiishi has proven more resilient.

Considering their overall win rates and past encounters, Koshiishi presents a more consistent record, especially on hard courts. Despite Liu facing tougher competition on average, Koshiishi's ability to win deciding sets confidently adds to their strength.

Given these factors, while both players have their advantages, Koshiishi is more likely to emerge as the winner of the upcoming match.