H2H data updated: 2026-09-03 00:00 UTC
Compare the head-to-head record, career totals, season-by-season performance, and match log for Chun-Hsin Tseng vs Yasutaka Uchiyama.
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Chun-Hsin Tseng | 7-6(4) 4-6 6-3 | Yasutaka Uchiyama | Match data | Oct 5, 2023* | Q2 | Shanghai Masters | Masters 1000 | Hard |
1 qualifying meeting shown in the table; qualifying is excluded from the H2H score. Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 including documented historical predecessor categories | Finals | 500 including documented historical predecessor categories | 250 including documented historical predecessor categories | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chun-Hsin Tseng | #221 | #83 | 648 | 1,611 | 9 | 30 | 23.1% | 0 | 0 | 0 | 0 | 0 | 0 |
| Yasutaka Uchiyama | #348 | #78 | 735 | 1,664 | 11 | 25 | 30.6% | 0 | 0 | 0 | 0 | 0 | 0 |
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Age | Chun-Hsin Tseng | Yasutaka Uchiyama | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 16 | 2018 | 0–1 | 0.0% | — | 1,494 | 0 | 0 | — | — | — | — | — | — | — |
| 17 | 2019 | 0–1 | 0.0% | #305 | 1,472 | 0 | 0 | — | — | — | — | — | — | — |
| 20 | 2022 | 3–8 | 27.3% | #115 | 1,511 | 0 | 0 | — | — | — | — | — | — | — |
| 21 | 2023 | 1–5 | 16.7% | #298 | 1,513 | 0 | 0 | — | — | — | — | — | — | — |
| 22 | 2024 | 1–2 | 33.3% | #119 | 1,485 | 0 | 0 | 2015 | 0–2 | 0.0% | #251 | 1,529 | 0 | 0 |
| 23 | 2025 | 4–12 | 25.0% | #124 | 1,483 | 0 | 0 | — | — | — | — | — | — | — |
| 24 | 2026 | 0–1 | 0.0% | #221 | 1,426 | 0 | 0 | 2017 | 1–2 | 33.3% | #221 | 1,468 | 0 | 0 |
| 26 | — | — | — | — | — | — | — | 2019 | 4–3 | 57.1% | #81 | 1,639 | 0 | 0 |
| 27 | — | — | — | — | — | — | — | 2020 | 1–6 | 14.3% | #104 | 1,584 | 0 | 0 |
| 28 | — | — | — | — | — | — | — | 2021 | 3–10 | 23.1% | #203 | 1,519 | 0 | 0 |
| 29 | — | — | — | — | — | — | — | 2022 | 0–1 | 0.0% | #320 | 1,497 | 0 | 0 |
| 31 | — | — | — | — | — | — | — | 2024 | 2–1 | 66.7% | #146 | 1,547 | 0 | 0 |
Seasons are aligned by the age each player spent most of that calendar year. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.
| Age | Chun-Hsin Tseng | Yasutaka Uchiyama | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Hard | Clay | Grass | Yr | Hard | Clay | Grass | |||||||||||||||||||
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | |||
| 16 | 2018 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 17 | 2019 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | 2022 | 3 | 6 | 9 | 33.3% | 0 | 1 | 1 | 0.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 2023 | 1 | 4 | 5 | 20.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | 2024 | 0 | 1 | 1 | 0.0% | 1 | 1 | 2 | 50.0% | — | — | — | — | 2015 | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — |
| 23 | 2025 | 1 | 4 | 5 | 20.0% | 3 | 6 | 9 | 33.3% | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 24 | 2026 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 2017 | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — |
| 26 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2019 | 4 | 2 | 6 | 66.7% | — | — | — | — | 0 | 1 | 1 | 0.0% |
| 27 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2020 | 1 | 5 | 6 | 16.7% | 0 | 1 | 1 | 0.0% | — | — | — | — |
| 28 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2021 | 3 | 7 | 10 | 30.0% | 0 | 1 | 1 | 0.0% | 0 | 2 | 2 | 0.0% |
| 29 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2022 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — |
| 31 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2024 | 2 | 1 | 3 | 66.7% | — | — | — | — | — | — | — | — |
| Career | — | 5 | 18 | 23 | 21.7% | 4 | 9 | 13 | 30.8% | 0 | 3 | 3 | 0.0% | — | 11 | 20 | 31 | 35.5% | 0 | 2 | 2 | 0.0% | 0 | 3 | 3 | 0.0% |
Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 39/41 of Chun-Hsin Tseng's and 36/36 of Yasutaka Uchiyama's main draw matches. Sample is shown as matches with detailed serve and return statistics / total main draw matches. Bold green marks the stronger value when both stat samples contain at least 5 matches; lower is better for DFs/M.
| Age | Chun-Hsin Tseng | Yasutaka Uchiyama | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Sample | Aces/M | DFs/M | 1st Sv% | 1st Pts% | 2nd Pts% | BP Saved% | BP Conv% | Svc Pts% | Ret Pts% | Yr | Sample | Aces/M | DFs/M | 1st Sv% | 1st Pts% | 2nd Pts% | BP Saved% | BP Conv% | Svc Pts% | Ret Pts% | |
| 16 | 2018 | 1/1 | 3.0 | 6.0 | 54.9% | 70.0% | 46.3% | 40.0% | 50.0% | 59.3% | 33.7% | — | —/— | — | — | — | — | — | — | — | — | — |
| 17 | 2019 | 1/1 | 7.0 | 4.0 | 61.5% | 64.3% | 40.0% | 66.7% | 33.3% | 54.9% | 35.9% | — | —/— | — | — | — | — | — | — | — | — | — |
| 20 | 2022 | 11/11 | 2.5 | 4.6 | 56.6% | 64.8% | 48.5% | 52.4% | 30.5% | 57.7% | 35.0% | — | —/— | — | — | — | — | — | — | — | — | — |
| 21 | 2023 | 6/6 | 2.8 | 2.8 | 63.8% | 62.3% | 48.3% | 64.2% | 28.7% | 57.9% | 28.5% | — | —/— | — | — | — | — | — | — | — | — | — |
| 22 | 2024 | 3/3 | 2.7 | 1.3 | 55.3% | 64.3% | 53.9% | 39.3% | 48.8% | 59.3% | 43.3% | 2015 | 2/2 | 6.0 | 1.5 | 63.6% | 69.4% | 53.6% | 25.0% | 12.5% | 63.7% | 29.7% |
| 23 | 2025 | 16/16 | 4.0 | 2.8 | 57.9% | 65.9% | 49.3% | 57.8% | 39.5% | 59.1% | 35.3% | — | —/— | — | — | — | — | — | — | — | — | — |
| 24 | 2026 | 1/3 | 0.0 | 4.0 | 71.0% | 63.0% | 25.0% | 57.0% | 0.0% | 52.0% | 31.0% | 2017 | 3/3 | 7.7 | 0.7 | 61.5% | 76.3% | 59.5% | 47.2% | 9.1% | 69.9% | 32.8% |
| 26 | — | —/— | — | — | — | — | — | — | — | — | — | 2019 | 7/7 | 9.0 | 2.0 | 62.0% | 79.1% | 55.1% | 71.6% | 66.5% | 70.0% | 34.9% |
| 27 | — | —/— | — | — | — | — | — | — | — | — | — | 2020 | 7/7 | 6.9 | 3.1 | 59.3% | 66.6% | 40.9% | 56.7% | 20.7% | 56.6% | 33.4% |
| 28 | — | —/— | — | — | — | — | — | — | — | — | — | 2021 | 13/13 | 7.0 | 2.9 | 60.4% | 71.4% | 49.5% | 51.4% | 35.5% | 62.5% | 31.0% |
| 29 | — | —/— | — | — | — | — | — | — | — | — | — | 2022 | 1/1 | 7.0 | 0.0 | 63.0% | 79.3% | 58.8% | 66.7% | 0.0% | 71.7% | 28.1% |
| 31 | — | —/— | — | — | — | — | — | — | — | — | — | 2024 | 3/3 | 6.3 | 1.3 | 61.5% | 76.8% | 57.4% | 66.7% | 21.6% | 69.8% | 37.7% |
Seasons are aligned by the age each player spent most of that calendar year. Metrics are precomputed from eligible main-draw results; point-stat values use the available detailed sample. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.
| Age | Chun-Hsin Tseng | Yasutaka Uchiyama | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule | Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule | |
| 16 | 2018 | 1495 | 105.9 | -0.89 | +0.47 | 0.829 | 46.7% | — | — | — | 33.3% | -0.67 | 0–1 | — | — | -0.04 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 17 | 2019 | 1473 | 105.6 | -1.96 | -1.56 | 0.797 | 46.2% | — | — | — | 0.0% | -2.00 | — | — | — | -0.03 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2011 | 1493 | 103.7 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 19 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2012 | 1506 | 107.6 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | 2022 | 1512 | 115.9 | -3.31 | -0.25 | 0.827 | 46.2% | +1 | — | — | 25.0% | -1.75 | 1–2 (33%) | 2–4 (33%) | — | +0.73 | 2013 | 1518 | 105.6 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 2023 | 1513 | 106.3 | -3.48 | -2.03 | 0.677 | 44.3% | +11 | — | — | 25.0% | -1.44 | 1–1 | 1–4 (20%) | — | +0.11 | 2014 | 1482 | 97.7 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | 2024 | 1486 | 108.9 | -1.12 | -0.66 | 1.063 | 51.7% | — | — | — | 50.0% | +0.75 | — | — | — | +0.29 | 2015 | 1529 | 116.4 | -1.42 | +0.90 | 0.818 | 46.0% | — | — | — | 0.0% | -2.25 | — | — | — | -0.01 |
| 23 | 2025 | 1483 | 115.0 | -3.57 | -1.43 | 0.863 | 47.5% | -30 | +122 | — | 30.8% | -1.10 | 1–3 (25%) | 3–8 (27%) | — | +0.28 | 2016 | 1491 | 100.1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 24 | 2026 | 1426 | 96.1 | -0.47 | -2.17 | 0.646 | 42.0% | — | — | — | 0.0% | -3.50 | — | — | — | -0.02 | 2017 | 1469 | 108.8 | +1.51 | +0.10 | 1.090 | 49.8% | +19 | — | — | 28.6% | -0.43 | 1–0 | 0–1 | — | +0.34 |
| 25 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2018 | 1477 | 109.4 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 26 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2019 | 1639 | 126.3 | +1.25 | +0.09 | 1.164 | 52.1% | -13 | — | — | 55.6% | +0.33 | 1–1 | 2–2 (50%) | — | +0.27 |
| 27 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2020 | 1585 | 118.6 | -2.36 | -2.23 | 0.768 | 44.9% | +32 | — | — | 20.0% | -1.70 | 1–1 | 0–1 | — | +0.17 |
| 28 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2021 | 1519 | 115.4 | -0.77 | -3.72 | 0.828 | 47.4% | +34 | — | — | 32.4% | -0.97 | 2–3 (40%) | 3–3 (50%) | — | +0.82 |
| 29 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2022 | 1498 | 110.5 | +0.11 | +0.23 | 0.995 | 46.4% | — | — | — | 0.0% | -2.50 | — | — | — | -0.09 |
| 30 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2023 | 1497 | 105.2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 31 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2024 | 1547 | 117.9 | +0.16 | +0.81 | 1.248 | 52.7% | +22 | — | — | 71.4% | +0.57 | 0–1 | 1–1 | — | +0.06 |
| 32 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2025 | 1470 | 103.4 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 1611 | 113.7 | -3.10 | -1.10 | 0.830 | 46.8% | -5 | +122 | — | 27.7% | -1.33 | 3–7 (30%) | 6–16 (27%) | 91.6 | +3.38 | — | 1665 | 120.8 | -0.43 | -1.63 | 0.920 | 48.4% | +21 | — | — | 34.7% | -0.81 | 5–6 (45%) | 6–8 (43%) | 101.9 | +4.33 |
Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Sebastian Baez | 0 | 2 | 2 | Mar 5, 2026 | H2H |
| Christopher O'Connell | 1 | 1 | 2 | Jul 29, 2025 | H2H |
| Alexei Popyrin | 0 | 2 | 2 | Jan 18, 2023 | H2H |
| Joao Sousa | 0 | 2 | 2 | May 24, 2022 | H2H |
| Zizou Bergs | 0 | 1 | 1 | Aug 26, 2025 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Marin Cilic | 0 | 2 | 2 | Sep 23, 2024 | H2H |
| Benoit Paire | 1 | 1 | 2 | Jul 29, 2021 | H2H |
| Ugo Humbert | 1 | 1 | 2 | Feb 10, 2021 | H2H |
| Kyle Edmund | 1 | 1 | 2 | Feb 13, 2020 | H2H |
| Holger Rune | 1 | 0 | 1 | Sep 22, 2024 | H2H |