Singles | |
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2015 Rakuten Japan Open Tennis Championships | |
Champion |
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Runner-up |
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Final score | 6–2, 6–4 |
Draw | 32 (4Q / 3WC) |
Seeds | 8 |
Kei Nishikori was the defending champion, but lost to Benoît Paire in the semifinals.
Stan Wawrinka won the title, defeating Paire in the final, 6–2, 6–4.