Most Titles
Open Era singles titles.
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Stefan Edberg 4 titles
Jiri Novak won the 2004 Japan Open, defeating Taylor Dent 5-7 6-1 6-3 in the final. The ATP 500 event was played October 4–10 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 →Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Mapping details.
47 recorded singles results
| Winner | Score | Loser | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| F (1) | ||||||
| Jiri Novak | 5-7 6-1 6-3 | Taylor Dent | H2H | Match data | Oct 10, 2004* | F |
| SF (2) | ||||||
| Jiri Novak | 6-4 4-6 6-2 | Lleyton Hewitt CH | H2H | Match data | Oct 9, 2004* | SF Upset: winner had a 18 percent pre-match Elo win probability. |
| Taylor Dent | 4-6 6-4 6-1 | Bohdan Ulihrach | H2H | Match data | Oct 9, 2004* | SF |
| QF (4) | ||||||
| Bohdan Ulihrach | 7-5 6-4 | Bjorn Phau | H2H | Match data | Oct 9, 2004* | QF |
| Taylor Dent | 6-4 4-6 6-2 | Gilles Muller | H2H | Match data | Oct 9, 2004* | QF |
| Jiri Novak | 6-4 6-4 | Paradorn Srichaphan | H2H | Match data | Oct 9, 2004* | QF |
| Lleyton Hewitt CH | 7-5 6-1 | Cyril Saulnier | H2H | Match data | Oct 9, 2004* | QF |
| R16 (8) | ||||||
| Jiri Novak | 6-1 6-2 | Ricardo Mello | H2H | Match data | Oct 8, 2004* | R16 |
| Lleyton Hewitt CH | 6-7(3) 6-2 6-4 | Takao Suzuki | H2H | Match data | Oct 8, 2004* | R16 |
| Paradorn Srichaphan | 6-3 4-1 (ret.) | Marco Chiudinelli | H2H | Match data | Oct 8, 2004* | R16 |
| Bjorn Phau | 7-6(1) 2-6 6-2 | Jan-Michael Gambill | H2H | Match data | Oct 8, 2004* | R16 |
| Gilles Muller | 7-6(4) 3-6 6-4 | David Nalbandian | H2H | Match data | Oct 8, 2004* | R16 Upset: winner had a 14 percent pre-match Elo win probability. |
| Taylor Dent | 7-6(4) 5-7 6-3 | Hyung-Taik Lee | H2H | Match data | Oct 8, 2004* | R16 |
| Cyril Saulnier | 6-7(6) 7-6(3) 7-6(5) | Thomas Johansson | H2H | Match data | Oct 8, 2004* | R16 |
| Bohdan Ulihrach | 6-4 6-2 | Michael Kohlmann | H2H | Match data | Oct 8, 2004* | R16 |
| R32 (16) | ||||||
| Michael Kohlmann | 4-6 7-6(2) 6-3 | Guillermo Canas | H2H | Match data | Oct 7, 2004* | R32 Upset: winner had a 13 percent pre-match Elo win probability. |
| Hyung-Taik Lee | 6-2 7-6(2) | Wayne Arthurs | H2H | Match data | Oct 7, 2004* | R32 |
| Jiri Novak | 7-5 6-2 | Guillermo Garcia-Lopez | H2H | Match data | Oct 7, 2004* | R32 |
| David Nalbandian | 3-6 7-6(4) 6-2 | Jimmy Wang | H2H | Match data | Oct 7, 2004* | R32 |
| Thomas Johansson | 6-4 6-4 | Justin Gimelstob | H2H | Match data | Oct 7, 2004* | R32 |
| Gilles Muller | 6-3 6-1 | Alex Bogomolov Jr | — | Match data | Oct 7, 2004* | R32 |
| Taylor Dent | 6-3 6-4 | Tomas Zib | H2H | Match data | Oct 7, 2004* | R32 |
| Ricardo Mello | 5-7 6-2 7-6(5) | Flavio Saretta | H2H | Match data | Oct 7, 2004* | R32 |
| Lleyton Hewitt CH | 6-0 3-6 6-1 | Gouichi Motomura | H2H | Match data | Oct 7, 2004* | R32 |
| Cyril Saulnier | 2-6 6-1 6-4 | Nicolas Thomann | H2H | Match data | Oct 7, 2004* | R32 |
| Marco Chiudinelli | 6-4 7-6(3) | Dennis van Scheppingen | H2H | Match data | Oct 7, 2004* | R32 |
| Jan-Michael Gambill | 7-6(5) 6-1 | Takahiro Terachi | H2H | Match data | Oct 7, 2004* | R32 |
| Paradorn Srichaphan | 2-6 7-6(3) 6-4 | Harel Levy | H2H | Match data | Oct 7, 2004* | R32 |
| Bohdan Ulihrach | 6-3 7-6(5) | Jarkko Nieminen | H2H | Match data | Oct 7, 2004* | R32 |
| Takao Suzuki | 7-6(4) 3-6 7-5 | Jan Hernych | H2H | Match data | Oct 7, 2004* | R32 |
| Bjorn Phau | 6-2 6-1 | Andrei Pavel CH | H2H | Match data | Oct 7, 2004* | R32 Upset: winner had a 19 percent pre-match Elo win probability. |
| R64 (16) | ||||||
| Gouichi Motomura | 6-4 6-3 | Glenn Weiner | H2H | Match data | Oct 6, 2004* | R64 |
| Nicolas Thomann | 7-6(2) 7-6(0) | Kristian Pless | H2H | Match data | Oct 6, 2004* | R64 |
| Guillermo Garcia-Lopez | 6-4 2-6 6-3 | Lars Burgsmuller | H2H | Match data | Oct 6, 2004* | R64 |
| Wayne Arthurs | 6-4 7-5 | Jean-Rene Lisnard | H2H | Match data | Oct 6, 2004* | R64 |
| Bohdan Ulihrach | 6-4 6-1 | Noam Okun | H2H | Match data | Oct 6, 2004* | R64 |
| Jimmy Wang | 6-3 7-6(1) | Jeff Morrison | H2H | Match data | Oct 6, 2004* | R64 |
| Tomas Zib | 6-3 6-4 | Mark Philippoussis | H2H | Match data | Oct 6, 2004* | R64 |
| Justin Gimelstob | 6-6(2) (ret.) | Christophe Rochus | H2H | Match data | Oct 6, 2004* | R64 |
| Harel Levy | 7-6(1) 7-6(1) | Yen-Hsun Lu | H2H | Match data | Oct 6, 2004* | R64 |
| Michael Kohlmann | 7-5 6-2 | Kenneth Carlsen CH | H2H | Match data | Oct 6, 2004* | R64 |
| Alex Bogomolov Jr | 6-3 3-6 7-6(2) | Janko Tipsarevic | — | Match data | Oct 6, 2004* | R64 |
| Takao Suzuki | 7-6(6) 7-6(4) | Adrian Garcia | H2H | Match data | Oct 6, 2004* | R64 |
| Takahiro Terachi | 6-1 6-3 | Satoshi Iwabuchi | H2H | Match data | Oct 6, 2004* | R64 |
| Flavio Saretta | 6-3 6-4 | Jan Vacek | H2H | Match data | Oct 6, 2004* | R64 |
| Bjorn Phau | 6-4 6-1 | Tasuku Iwami | H2H | Match data | Oct 6, 2004* | R64 |
| Marco Chiudinelli | 4-6 6-3 6-4 | Alexander Peya | H2H | Match data | Oct 6, 2004* | 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 →