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Open Era singles titles.
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Stefan Edberg 4 titles
David Pate won the 1984 Japan Open, defeating Terry Moor 6-3 7-5 in the final. The ATP 250 event was played October 8–14 on hard courts in Tokyo, Japan.
The Japan Open is Tokyo's ATP tournament and is played on hard courts at Ariake Tennis Park.
Full tournament history →Historical categories use documented modern equivalents where available; unresolved editions keep their recorded category. Mapping details.
61 recorded singles results
| Winner | Score | Loser | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| F (1) | ||||||
| David Pate | 6-3 7-5 | Terry Moor CH | H2H | Match data | Oct 14, 1984* | F |
| SF (2) | ||||||
| Terry Moor CH | 6-3 3-6 7-5 | Jay Lapidus | H2H | Match data | Oct 13, 1984* | SF |
| David Pate | 6-3 7-5 | Brad Gilbert | H2H | Match data | Oct 13, 1984* | SF |
| QF (4) | ||||||
| David Pate | 6-3 7-6 | Ramesh Krishnan | H2H | Match data | Oct 13, 1984* | QF |
| Brad Gilbert | 6-3 6-1 | Drew Gitlin | H2H | Match data | Oct 13, 1984* | QF |
| Terry Moor CH | 6-3 7-6 | Larry Stefanki | H2H | Match data | Oct 13, 1984* | QF |
| Jay Lapidus | 6-2 6-4 | Bruce Derlin | H2H | Match data | Oct 13, 1984* | QF |
| R16 (7) | ||||||
| Larry Stefanki | 4-6 7-6 6-4 | Craig Campbell | H2H | Match data | Oct 12, 1984* | R16 |
| Terry Moor CH | 7-6 6-4 | Sammy Giammalva Jr | — | Match data | Oct 12, 1984* | R16 |
| Drew Gitlin | 7-5 6-2 | Bob Green | H2H | Match data | Oct 12, 1984* | R16 |
| Bruce Derlin | 6-2 6-2 | Marty Davis | H2H | Match data | Oct 12, 1984* | R16 Upset: winner had a 18 percent pre-match Elo win probability. |
| David Pate | 7-5 6-2 | Hank Pfister | H2H | Match data | Oct 12, 1984* | R16 |
| Jay Lapidus | 6-2 6-2 | John Mattke | H2H | Match data | Oct 12, 1984* | R16 |
| Brad Gilbert | 6-3 6-3 | Scott Mccain | H2H | Match data | Oct 12, 1984* | R16 |
| R32 (16) | ||||||
| Scott Mccain | 6-2 6-2 | Steve Meister | H2H | Match data | Oct 11, 1984* | R32 |
| Brad Gilbert | 6-2 6-4 | Tom Cain | H2H | Match data | Oct 11, 1984* | R32 |
| David Pate | 6-2 6-4 | Lawson Duncan | H2H | Match data | Oct 11, 1984* | R32 |
| Terry Moor CH | 6-3 6-4 | Kelvin Belcher | H2H | Match data | Oct 11, 1984* | R32 |
| Sammy Giammalva Jr | 4-6 6-3 7-5 | Matt Mitchell | — | Match data | Oct 11, 1984* | R32 |
| Bruce Derlin | 0-6 7-6 6-4 | Todd Nelson | H2H | Match data | Oct 11, 1984* | R32 |
| Hank Pfister | 7-5 6-3 | Tom Gullikson | — | Match data | Oct 11, 1984* | R32 |
| Marty Davis | 6-3 6-2 | Howard Sands | H2H | Match data | Oct 11, 1984* | R32 |
| Larry Stefanki | 7-6 6-1 | Eric Korita | H2H | Match data | Oct 11, 1984* | R32 |
| Craig Campbell | 6-3 7-5 | Chris Dunk | H2H | Match data | Oct 11, 1984* | R32 |
| Drew Gitlin | 6-1 6-4 | Minoru Ueda | H2H | Match data | Oct 11, 1984* | R32 |
| Slobodan Zivojinovic | 6-4 6-4 | Francisco Gonzalez | H2H | Match data | Oct 11, 1984* | R32 |
| Bob Green | 6-3 6-2 | Erik Vant Hof | — | Match data | Oct 11, 1984* | R32 |
| John Mattke | 6-4 3-6 7-6 | Andres Gomez | H2H | Match data | Oct 11, 1984* | R32 Upset: winner had a 4 percent pre-match Elo win probability. |
| Ramesh Krishnan | 6-0 6-1 | Ken Flach | H2H | Match data | Oct 11, 1984* | R32 |
| Jay Lapidus | 6-4 6-2 | Bruce Manson | H2H | Match data | Oct 11, 1984* | R32 |
| R64 (31) | ||||||
| Andres Gomez | 6-2 6-2 | Matt Anger | H2H | Match data | Oct 10, 1984* | R64 |
| Todd Nelson | 7-5 6-1 | Rodney Harmon | H2H | Match data | Oct 10, 1984* | R64 |
| Terry Moor CH | 6-1 6-4 | Karl Richter | H2H | Match data | Oct 10, 1984* | R64 |
| Jay Lapidus | 6-7 6-2 6-3 | Shinichi Sakamoto | H2H | Match data | Oct 10, 1984* | R64 |
| Ramesh Krishnan | 6-3 6-3 | Shozo Shiraishi | H2H | Match data | Oct 10, 1984* | R64 |
| Eric Korita | 6-3 3-6 6-3 | Tim Gullikson | — | Match data | Oct 10, 1984* | R64 |
| Bruce Manson | 7-5 6-3 | Glenn Michibata | H2H | Match data | Oct 10, 1984* | R64 |
| Larry Stefanki | 6-2 6-3 | Eiji Takeuchi | H2H | Match data | Oct 10, 1984* | R64 |
| Steve Meister | 6-3 6-2 | Kaoru Maruyama | H2H | Match data | Oct 10, 1984* | R64 |
| Ken Flach | 6-4 6-2 | Kiyotaka Tachibana | H2H | Match data | Oct 10, 1984* | R64 |
| Drew Gitlin | 7-6 6-4 | Tony Giammalva | H2H | Match data | Oct 10, 1984* | R64 |
| Sammy Giammalva Jr | 7-6 6-3 | Van Winitsky | — | Match data | Oct 10, 1984* | R64 |
| Minoru Ueda | 6-2 6-2 | Naomi Uemura | H2H | Match data | Oct 10, 1984* | R64 |
| Lawson Duncan | 6-3 6-0 | Tsuyoshi Fukui | H2H | Match data | Oct 10, 1984* | R64 |
| Brad Gilbert | 6-1 6-3 | Robert Vant Hof | — | Match data | Oct 10, 1984* | R64 |
| Marty Davis | 7-5 6-3 | David Dowlen | H2H | Match data | Oct 10, 1984* | R64 |
| Kelvin Belcher | 6-2 7-6 | Tetsu Kuramitsu | H2H | Match data | Oct 10, 1984* | R64 |
| Craig Campbell | 4-6 7-6 6-3 | Nduka Odizor | H2H | Match data | Oct 10, 1984* | R64 |
| Howard Sands | 6-3 6-1 | Ichiro Nakanishi | H2H | Match data | Oct 10, 1984* | R64 |
| Tom Gullikson | 6-4 6-4 | Robert Seguso | — | Match data | Oct 10, 1984* | R64 |
| Hank Pfister | 6-2 6-2 | Takayoshi Shibuya | H2H | Match data | Oct 10, 1984* | R64 |
| Francisco Gonzalez | 6-4 6-1 | Mike Fedderly | H2H | Match data | Oct 10, 1984* | R64 |
| Tom Cain | 7-6 6-2 | Pat Dupre | H2H | Match data | Oct 10, 1984* | R64 |
| David Pate | 6-2 6-2 | Shigeyuki Nishio | H2H | Match data | Oct 10, 1984* | R64 |
| Bruce Derlin | 6-1 6-2 | Shoichi Horiuchi | H2H | Match data | Oct 10, 1984* | R64 |
| John Mattke | 6-3 6-3 | Mark Wooldridge | — | Match data | Oct 10, 1984* | R64 |
| Bob Green | 6-3 6-1 | Liu Shuhua | — | Match data | Oct 10, 1984* | R64 |
| Chris Dunk | 6-2 6-4 | Joel Bailey | H2H | Match data | Oct 10, 1984* | R64 |
| Slobodan Zivojinovic | 5-7 7-5 6-4 | Mark Dickson | H2H | Match data | Oct 10, 1984* | R64 |
| Matt Mitchell | 2-6 7-5 7-6 | Jim Gurfein | H2H | Match data | Oct 10, 1984* | R64 |
| Scott Mccain | 6-2 6-4 | Kenzo Ukon | — | Match data | Oct 10, 1984* | R64 |
The leading Open Era records for Japan Open.
Open Era singles titles.
Champion or runner-up finishes.
Recorded main-draw match wins.
Editions with a recorded main-draw match.
View the full Japan Open record book →
Open Era main-draw singles records from 1968 onward. Ranking records begin where reliable entering rankings are available.
| Winner | Score | Runner-up | H2H | Match Data | Season | Surface |
|---|---|---|---|---|---|---|
| Carlos Alcaraz | 7-6(4) 6-4 | Jiri Lehecka | H2H | Match data | 2026 | Hard |
| Carlos Alcaraz | 6-4 6-4 | Taylor Fritz | H2H | Match data | 2025 | Hard |
| Arthur Fils | 5-7 7-6(6) 6-3 | Ugo Humbert | H2H | Match data | 2024 | Hard |
| Ben Shelton | 7-5 6-1 | Aslan Karatsev | H2H | Match data | 2023 | Hard |
| Taylor Fritz | 7-6(3) 7-6(2) | Frances Tiafoe | H2H | Match data | 2022 | Hard |
View full tournament history →