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| 2015 Rakuten Japan Open Tennis Championships | ||||
|---|---|---|---|---|
| Date | 5–11 October | |||
| Edition | 42nd | |||
| Category | ATP World Tour 500 | |||
| Draw | 32S / 16D | |||
| Surface | Hard / outdoor | |||
| Location | Tokyo, Japan | |||
| Champions | ||||
| Singles | ||||
 Stan Wawrinka | ||||
| Doubles | ||||
 Raven Klaasen / Marcelo Melo | ||||
| ||||
The2015 Rakuten Japan Open Tennis Championships was a men'stennis tournament played on outdoorhard courts. It was the 42nd edition of theJapan Open, and part of the500 Series of the2015 ATP World Tour. It was held at theAriake Coliseum in Tokyo, Japan, from October 5–11, 2015.
| Event | W | F | SF | QF | Round of 16 | Round of 32 | Q | Q2 | Q1 |
| Singles[1] | 500 | 300 | 180 | 90 | 45 | 0 | 20 | 10 | 0 |
|---|---|---|---|---|---|---|---|---|---|
| Doubles[1] | 0 | — | — | — | — |
| Event | W | F | SF | QF | Round of 16 | Round of 32 | Q2 | Q1 |
| Singles | $306,200 | $138,000 | $65,400 | $31,555 | $16,100 | $8,850 | $1,000 | $550 |
|---|---|---|---|---|---|---|---|---|
| Doubles | $90,640 | $40,810 | $19,240 | $9,300 | $4,780 | — | — | — |
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| SUI | Stan Wawrinka | 4 | 1 |
 JPN | Kei Nishikori | 6 | 2 |
 FRA | Gilles Simon | 10 | 3 |
| FRA | Richard Gasquet | 11 | 4 |
| RSA | Kevin Anderson | 12 | 5 |
 CRO | Marin Čilić | 14 | 6 |
 ESP | Feliciano López | 17 | 7 |
 BUL | Grigor Dimitrov | 19 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Pablo Andújar →replaced bySam Groth
Ernests Gulbis →replaced byMarcos BaghdatisGaël Monfils →replaced byAlbert Ramos Viñolas
Sam Groth (foot injury)Bernard Tomic (illness)| Country | Player | Country | Player | Rank1 | Seed |
|---|---|---|---|---|---|
 USA | Bob Bryan | USA | Mike Bryan | 2 | 1 |
| FRA | Pierre-Hugues Herbert | FRA | Nicolas Mahut | 18 | 2 |
| RSA | Raven Klaasen | BRA | Marcelo Melo | 30 | 3 |
 AUT | Alexander Peya | BRA | Bruno Soares | 46 | 4 |
The following pairs received wildcards into the doubles main draw:
The following pair received entry from the qualifying draw:
The following pair received entry as lucky losers:
Kevin Anderson (right knee injury)Stan Wawrinka defeatedBenoît Paire, 6–2, 6–4Raven Klaasen /Marcelo Melo defeated
Juan Sebastián Cabal /Robert Farah, 7–6(7–5), 3–6, [10–7]
