Mary Stoiana def. Moyuka Uchijima
6-2 2-6 6-3
Mary Stoiana defeated Moyuka Uchijima 6-2 2-6 6-3 in the 2026 Japan Women's Open second round on hard courts on October 22, 2026.
Match Information
Match Statistics
| Stat | Mary Stoiana | Moyuka Uchijima |
|---|---|---|
| Serving | ||
AcesServes that land in and are not touched by the returner. | 0 | 2 |
Double faultsService points lost by missing both first and second serve. | 3 | 1 |
First serve %Percentage of service points where the first serve landed in. | 66.3% | 64.8% |
First serve points won %Percentage of points won after making a first serve. | 61.8% | 58.7% |
Second serve points won %Percentage of second-serve points won, including points lost through double faults. | 57.1% | 60.0% |
Break points saved %Percentage of break points won by the server. | 57.1% | 60.0% |
Service points won %Percentage of all points won while serving. | 60.2% | 59.2% |
| Returning | ||
Break points converted %Percentage of break-point chances won by the returner. | 40.0% | 42.9% |
Return points won %Percentage of all points won while returning. | 40.8% | 39.8% |
| Overall | ||
Total points won %Percentage of all completed points won. | 51.3% | 48.7% |
Match Serve+This match’s service points won percentage minus the tour’s season average, in percentage points. Zero is average; +5 means five points above average. Match-weighted available stats; no opponent adjustment. | +3.3 | +2.2 |
Match Return+This match’s return points won percentage minus the tour’s season average, in percentage points. Zero is average; +5 means five points above average. Match-weighted available stats; no opponent adjustment. | -2.2 | -3.3 |
* Match Serve+ and Match Return+ compare this match with the WTA 2026 average from available match stats. Zero is average; +5 means five percentage points above average. No opponent adjustment.
Win Probability
How the market's view of each player's chances changed through the match.
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Player Comparison
| Field | Mary Stoiana | Moyuka Uchijima |
|---|---|---|
| Country | USA | JPN |
| Birth date | May 6, 2003 | Aug 11, 2001 |
| Age | 23 | 25 |
| Height | — | 174 cm |
| Handedness | Right-Handed | Right-Handed |
| Backhand style | — | Two-Handed Backhand |
| Ranking (entering) | 114 | 121 |
| Ranking points (entering) | 666 | 604 |
| Elo (entering) | 1,711 | 1,590 |
| Current career W-L | 4–7 | 24–61 |
| Current career earnings | $573,146 | $2,602,003 |
Path
Mary Stoiana's path
| Opponent | Score | W-L | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| Oleksandra Oliynykova | 6-2 6-3 | W | H2H | Match data | Oct 20, 2026 | R32 |
| Sayaka Ishii | 6-4 7-5 | W | H2H | Match data | Oct 18, 2026 | Q2 |
| Rinko Matsuda | 6-3 7-6(1) | W | H2H | Match data | Oct 17, 2026 | Q1 |
Mary Stoiana's next match
| Opponent | Score | W-L | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| Katerina Siniakova | 1-6 2-6 | L | H2H | Match data | Oct 23, 2026 | QF |
Moyuka Uchijima's path
| Opponent | Score | W-L | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| Ena Shibahara | 6-4 6-7(7) 6-3 | W | H2H | Match data | Oct 20, 2026 | R32 |