H2H data updated: 2026-07-14 13:35 UTC
K. Hirai vs S. Kosugi H2H: 1-0
Compare the head-to-head record, career totals, season-by-season performance, and match log for K. Hirai vs S. Kosugi.
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Career Comparison
| Metric | K. Hirai | S. Kosugi |
|---|---|---|
| Peak Ranking | #180 | #274 |
| Peak Points | 0 | 0 |
| Peak Elo | 1,505 | 1,500 |
| Singles W-L | 7–32 | 0–1 |
| Win % | 17.9% | 0.0% |
| Grand Slam titles | 0 | 0 |
| Masters 1000 titles | 0 | 0 |
| ATP Finals titles | 0 | 0 |
| ATP 500 titles | 0 | 0 |
| ATP 250 titles | 0 | 0 |
| Total titles | 0 | 0 |
| K. Hirai | S. Kosugi | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | W-L | Win % | Rank | Elo | GS | Titles | Season | W-L | Win % | Rank | Elo | GS | Titles |
| 1971 | 1–7 | 12.5% | — | 1,443 | 0 | 0 | 1974 | 0–1 | 0.0% | #274 | 1,480 | 0 | 0 |
| 1972 | 2–3 | 40.0% | — | 1,465 | 0 | 0 | — | — | — | — | — | — | — |
| 1973 | 1–5 | 16.7% | #226 | 1,459 | 0 | 0 | — | — | — | — | — | — | — |
| 1974 | 1–4 | 20.0% | #228 | 1,438 | 0 | 0 | — | — | — | — | — | — | — |
| 1975 | 0–4 | 0.0% | #252 | 1,413 | 0 | 0 | — | — | — | — | — | — | — |
| 1976 | 2–4 | 33.3% | #187 | 1,438 | 0 | 0 | — | — | — | — | — | — | — |
| 1977 | 0–2 | 0.0% | #332 | 1,420 | 0 | 0 | — | — | — | — | — | — | — |
| 1978 | 0–2 | 0.0% | #496 | 1,413 | 0 | 0 | — | — | — | — | — | — | — |
| 1981 | 0–1 | 0.0% | #549 | 1,399 | 0 | 0 | — | — | — | — | — | — | — |
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Oct 15, 1974* | Tokyo | ATP 250 | R64 | Hard | K. Hirai | 6-3 6-4 | S. Kosugi | Match data |