Rakuten Japan Open Tennis Championships
Location: Ariake Colosseum
Tokyo, Japan
Surface: Hard
Purse: $1,563,800
Date: October 02 - October 08

Finals
David Goffin (4) def. Adrian Mannarino 6-3, 7-5
 
Semi Finals
Adrian Mannarino def. Marin Cilic (1) 6-7 (5-7), 6-4, 6-0
David Goffin (4) def. Diego Schwartzman (8) 7-6 (7-3), 7-6 (8-6)
 
Quarter Finals
Adrian Mannarino def. Yuichi Sugita 6-2, 6-4
Marin Cilic (1) def. Ryan Harrison 6-2, 6-0
David Goffin (4) def. Richard Gasquet 7-5, 6-2
Diego Schwartzman (8) def. Steve Johnson 6-0, 7-5
 
Second Round
Yuichi Sugita def. Milos Raonic (3) 1-0, Retired
David Goffin (4) def. Matthew Ebden 2-6, 7-5, 7-6 (7-1)
Richard Gasquet def. Yen-Hsun Lu 6-0, 7-6 (7-5)
Steve Johnson def. Alexandr Dolgopolov 6-2, 6-4
Marin Cilic (1) def. Yasutaka Uchiyama 6-3, 6-4
Ryan Harrison def. Kevin Anderson (5) 6-3, 1-6, 7-6 (7-2)
Diego Schwartzman (8) def. Bernard Tomic 6-3, 6-1
Adrian Mannarino def. Jiri Vesely 6-3, 6-2
 
First Round
David Goffin (4) def. Feliciano Lopez 7-5, 6-1
Alexandr Dolgopolov def. Daniil Medvedev 6-1, 6-2
Steve Johnson def. Dominic Thiem (2) 4-6, 7-6 (7-5), 6-4
Yen-Hsun Lu def. Taro Daniel 6-1, 6-3
Yuichi Sugita def. Benoit Paire 6-4, Retired
Richard Gasquet def. Sam Querrey (6) 6-4, 7-6 (7-2)
Diego Schwartzman (8) def. Donald Young 6-2, 7-5
Milos Raonic (3) def. Viktor Troicki 6-3, 6-4
Matthew Ebden def. Ivo Karlovic 6-4, 6-3
Yasutaka Uchiyama def. Franko Skugor 6-3, 3-6, 6-1
Jiri Vesely def. Albert Ramos-Vinolas (7) 6-2, 2-6, 6-3
Kevin Anderson (5) def. Gilles Simon 6-2, 7-6 (8-6)
Ryan Harrison def. Yusuke Takahashi 6-4, 4-6, 6-4
Marin Cilic (1) def. Stefanos Tsitsipas 6-3, 6-2
Bernard Tomic def. Joao Sousa 6-3, 3-6, 6-3
Adrian Mannarino def. Go Soeda 7-5, 7-6 (7-3)