H2H data updated: 2026-09-02 00:00 UTC

Ignacio Buse vs Rei Sakamoto

Compare the head-to-head record, career totals, season-by-season performance, and match log for Ignacio Buse vs Rei Sakamoto.

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Ignacio Buse
Peru Age 22 Right-Handed 183 cm / 6'0"
H2H
0 – 0
0 main draw meetings
Rei Sakamoto
Japan Age 20 Right-Handed 193 cm / 6'4"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Ignacio Buse #135 6-4 4-6 6-4 Rei Sakamoto #197 Match data Aug 25, 2025* Q2 Q US Open Grand Slam 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.

Career Comparison

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
Ignacio Buse #30 #30 1,550 1,784 25 20 55.6% 0 0 0 1 1 2
Rei Sakamoto #157 #148 405 1,640 2 5 28.6% 0 0 0 0 0 0

Career Progression by Age

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 Ignacio Buse Rei Sakamoto
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
19 — — — — — — — 2025 0–2 0.0% #184 1,522 0 0
20 — — — — — — — 2026 2–3 40.0% #157 1,640 0 0
21 2025 3–4 42.9% #102 1,562 0 0 — — — — — — —
22 2026 22–16 57.9% #30 1,784 0 2 — — — — — — —

Advanced Statistics Comparison by Age

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 Ignacio Buse Rei Sakamoto
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
18 — — — — — — — — — — — — — — — — 2024 1473 96.1 — — — — — — — — — — — — —
19 — — — — — — — — — — — — — — — — 2025 1523 110.6 -1.19 -3.20 0.733 47.0% — — — 0.0% -1.75 — 0–1 — -0.11
20 2024 1474 96.5 — — — — — — — — — — — — — 2026 1640 122.8 +0.82 -1.72 0.880 47.8% +24 — — 44.4% -0.83 2–2 (50%) 2–3 (40%) — +0.34
21 2025 1562 115.3 -0.67 +0.10 0.914 48.4% — +28 — 36.8% -0.89 3–1 (75%) 1–0 — -0.35 — — — — — — — — — — — — — — — —
22 2026 1784 135.2 -1.34 +1.45 1.005 50.3% -118 -16 -172 51.5% +0.14 13–5 (72%) 11–6 (65%) — -0.52 — — — — — — — — — — — — — — — —
Career — 1784 127.9 -1.24 +1.24 0.991 50.0% -118 -7 -172 49.2% -0.03 16–6 (73%) 12–6 (67%) 118.2 -1.93 — 1640 116.1 +0.25 -2.14 0.834 47.6% +24 — — 36.4% -1.00 2–2 (50%) 2–4 (33%) 99.1 +3.29

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.