H2H data updated: 2026-07-14 02:15 UTC
R. Tanner vs J. Kamiwazumi H2H: 1-0
Compare the head-to-head record, career totals, season-by-season performance, and match log for R. Tanner vs J. Kamiwazumi.
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USA
Age 74
Left-Handed
183 cm / 6'0"
H2H
1
–
0
1 main draw meetings
JPN
Age 78
Right-Handed
Career Comparison
| Metric | R. Tanner | J. Kamiwazumi |
|---|---|---|
| Peak Ranking | #4 | #78 |
| Peak Points | 0 | 0 |
| Peak Elo | 2,158 | 1,628 |
| Singles W-L | 595–298 | 64–100 |
| Win % | 66.6% | 39.0% |
| Grand Slam titles | 1 | 0 |
| Masters 1000 titles | 1 | 0 |
| ATP Finals titles | 0 | 0 |
| ATP 500 titles | 0 | 0 |
| ATP 250 titles | 15 | 0 |
| Total titles | 17 | 0 |
| Age | R. Tanner | J. Kamiwazumi | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | W-L | Win % | Rank | Elo | GS | Titles | Season | W-L | Win % | Rank | Elo | GS | Titles | |
| 17 | 1969 | 0–2 | 0.0% | — | 1,479 | 0 | 0 | — | — | — | — | — | — | — |
| 18 | 1970 | 0–9 | 0.0% | — | 1,417 | 0 | 0 | — | — | — | — | — | — | — |
| 19 | 1971 | 16–10 | 61.5% | — | 1,703 | 0 | 0 | — | — | — | — | — | — | — |
| 20 | 1972 | 29–14 | 67.4% | — | 1,911 | 0 | 0 | 1968 | 1–1 | 50.0% | — | 1,498 | 0 | 0 |
| 21 | 1973 | 45–30 | 60.0% | #24 | 1,812 | 0 | 0 | 1969 | 0–1 | 0.0% | — | 1,482 | 0 | 0 |
| 22 | 1974 | 66–28 | 70.2% | #14 | 1,959 | 0 | 2 | — | — | — | — | — | — | — |
| 23 | 1975 | 65–24 | 73.0% | #9 | 1,965 | 0 | 5 | 1971 | 6–5 | 54.5% | — | 1,533 | 0 | 0 |
| 24 | 1976 | 70–28 | 71.4% | #11 | 2,012 | 0 | 9 | 1972 | 13–13 | 50.0% | — | 1,538 | 0 | 0 |
| 25 | 1977 | 52–30 | 63.4% | #15 | 1,880 | 1 | 11 | 1973 | 10–16 | 38.5% | #94 | 1,523 | 0 | 0 |
| 26 | 1978 | 59–24 | 71.1% | #11 | 1,935 | 1 | 13 | 1974 | 14–23 | 37.8% | #100 | 1,592 | 0 | 0 |
| 27 | 1979 | 61–19 | 76.2% | #5 | 2,025 | 1 | 15 | 1975 | 11–23 | 32.4% | #127 | 1,574 | 0 | 0 |
| 28 | 1980 | 42–16 | 72.4% | #13 | 1,993 | 1 | 16 | 1976 | 1–10 | 9.1% | #206 | 1,517 | 0 | 0 |
| 29 | 1981 | 51–22 | 69.9% | #12 | 1,901 | 1 | 17 | 1977 | 1–2 | 33.3% | #305 | 1,524 | 0 | 0 |
| 30 | 1982 | 20–17 | 54.1% | #43 | 1,779 | 1 | 17 | 1978 | 2–2 | 50.0% | #284 | 1,551 | 0 | 0 |
| 31 | 1983 | 16–13 | 55.2% | #36 | 1,872 | 1 | 17 | 1979 | 3–1 | 75.0% | #257 | 1,591 | 0 | 0 |
| 32 | 1984 | 3–11 | 21.4% | #249 | 1,679 | 1 | 17 | 1980 | 2–2 | 50.0% | #269 | 1,597 | 0 | 0 |
| 33 | 1985 | 0–1 | 0.0% | #794 | 1,661 | 1 | 17 | — | — | — | — | — | — | — |
| 36 | — | — | — | — | — | — | — | 1984 | 0–1 | 0.0% | #745 | 1,582 | 0 | 0 |
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Oct 17, 1974* | Tokyo | ATP 250 | R16 | Hard | R. Tanner #15 | 6-0 6-0 | J. Kamiwazumi #105 | Match data |