H2H data updated: 2026-07-14 14:15 UTC

J. Kamiwazumi vs G. Masters H2H: 1-1

J. Kamiwazumi and G. Masters are tied 1–1 after 2 ATP main-draw meetings. J. Kamiwazumi leads 1–0 on grass courts; G. Masters leads 1–0 on hard courts. Their latest meeting was at Tuscon in 1974, where G. Masters won 1-6 6-4 6-1.

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J. Kamiwazumi
JPN Age 78 Right-Handed
H2H
1 – 1
2 main draw meetings
G. Masters
AUS Age 75 Right-Handed

Career Comparison

MetricJ. KamiwazumiG. Masters
Peak Ranking #78 #41
Peak Points 0 0
Peak Elo 1,628 1,881
Singles W-L 64–100 238–255
Win % 39.0% 48.3%
Grand Slam titles 0 0
Masters 1000 titles 0 0
ATP Finals titles 0 0
ATP 500 titles 0 0
ATP 250 titles 0 2
Total titles 0 2
Age J. Kamiwazumi G. Masters
SeasonW-LWin %RankEloGSTitles SeasonW-LWin %RankEloGSTitles
17 — — — — — — — 1968 2–2 50.0% — 1,510 0 0
18 — — — — — — — 1969 7–6 53.8% — 1,547 0 0
19 — — — — — — — 1970 10–7 58.8% — 1,581 0 0
20 1968 1–1 50.0% — 1,498 0 0 1971 19–22 46.3% — 1,571 0 0
21 1969 0–1 0.0% — 1,482 0 0 1972 18–18 50.0% — 1,669 0 0
22 — — — — — — — 1973 28–23 54.9% #52 1,754 0 0
23 1971 6–5 54.5% — 1,533 0 0 1974 24–22 52.2% #53 1,767 0 1
24 1972 13–13 50.0% — 1,538 0 0 1975 27–25 51.9% #44 1,804 0 1
25 1973 10–16 38.5% #94 1,523 0 0 1976 27–31 46.6% #53 1,780 0 2
26 1974 14–23 37.8% #100 1,592 0 0 1977 22–27 44.9% #78 1,660 0 2
27 1975 11–23 32.4% #127 1,574 0 0 1978 20–20 50.0% #59 1,699 0 2
28 1976 1–10 9.1% #206 1,517 0 0 1979 21–23 47.7% #62 1,723 0 2
29 1977 1–2 33.3% #305 1,524 0 0 1980 13–28 31.7% #166 1,516 0 2
30 1978 2–2 50.0% #284 1,551 0 0 1981 0–1 0.0% #166 1,499 0 2
31 1979 3–1 75.0% #257 1,591 0 0 — — — — — — —
32 1980 2–2 50.0% #269 1,597 0 0 — — — — — — —
36 1984 0–1 0.0% #745 1,582 0 0 — — — — — — —

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Apr 1, 1974* Tuscon ATP 250 R64 Hard G. Masters #57 1-6 6-4 6-1 J. Kamiwazumi #103 Match data
Jan 11, 1973* Auckland ATP 250 R32 Grass J. Kamiwazumi 7-6 6-3 3-6 4-6 6-3 G. Masters Match data