# Challenger de Yokohama 2017 (dobles masculino)

Keio Challenger :
| Campeones: | Marin Draganja Tomislav Draganja | Marin Draganja Tomislav Draganja | Marin Draganja Tomislav Draganja | Marin Draganja Tomislav Draganja | Marin Draganja Tomislav Draganja | Marin Draganja Tomislav Draganja | Marin Draganja Tomislav Draganja | Marin Draganja Tomislav Draganja | Marin Draganja Tomislav Draganja |
| Subcampeones: | Joris De Loore Luke Saville | Joris De Loore Luke Saville | Joris De Loore Luke Saville | Joris De Loore Luke Saville | Joris De Loore Luke Saville | Joris De Loore Luke Saville | Joris De Loore Luke Saville | Joris De Loore Luke Saville | Joris De Loore Luke Saville |
| Resultado: | 4–6, 6–3, [10–4] | 4–6, 6–3, [10–4] | 4–6, 6–3, [10–4] | 4–6, 6–3, [10–4] | 4–6, 6–3, [10–4] | 4–6, 6–3, [10–4] | 4–6, 6–3, [10–4] | 4–6, 6–3, [10–4] | 4–6, 6–3, [10–4] |
| Modalidades |||||||||||
| Individual | Masculino | | | |
| Dobles | Masculino | |
| 2015 « Challenger de Yokohama » 2018 |||||||||||

## Presentación previa

Sanchai Ratiwatana y Sonchat Ratiwatana eran ellos defensores del título, Sonchat Ratiwatana decidió no participar este año.
Marin Draganja y Tomislav Draganja ganaron el título tras derrotar en la final Joris De Loore y Luke Saville.

## Cabeza de serie

| Gong Maoxin / Zhang Ze (Semifinales) Peng Hsien-yin / Sanchai Ratiwatana (Primera ronda) | Alex Bolt / Andrew Whittington Wu Di / Yi Chu-huan (Primera ronda) |

## Cuadro

| Primera ronda | Primera ronda | Primera ronda | Primera ronda | Primera ronda | Cuartos de final | Cuartos de final | Cuartos de final | Cuartos de final | Semifinales | Semifinales | Semifinales | Semifinales | Final | Final | Final | Final |
| 1 | Gong Maoxin Zhang Ze | 6 | 6 | |
| WC | Nasa Hatakeyama Kaito Itsusaki | 1 | 3 | |
| WC | Nasa Hatakeyama Kaito Itsusaki | 1 | 3 | | 1 | M Gong Z Zhang | 7 | 6 |
| | | | | | | C-p Hsieh H Moriya | 5 | 2 |
| | Ruben Gonzales Toshihide Matsui | 6$^5$ | 6 | [7] | | C-p Hsieh H Moriya | 5 | 2 |
| | Hsieh Cheng-peng Hiroki Moriya | 7$^7$ | 4 | [10] | | | | |
| | Hsieh Cheng-peng Hiroki Moriya | 7$^7$ | 4 | [10] | | | | | 1 | M Gong Z Zhang | 3 | 6$^4$ |
| | | | | | | | | | | M Draganja T Draganja | 6 | 7$^7$ |
| 4 | Wu Di Yi Chu-huan | 6 | 4 | [9] | | | | | | M Draganja T Draganja | 6 | 7$^7$ |
| | Marin Draganja Tomislav Draganja | 4 | 6 | [11] | | | | | | | | |
| | Marin Draganja Tomislav Draganja | 4 | 6 | [11] | | M Draganja T Draganja | 7$^7$ | 7 | | | | |
| | | | | | WC | Y Mochizuki H Yata | 6$^2$ | 5 | | | | |
| | Blaž Rola Grega Žemlja | 6$^2$ | 6 | [7] | WC | Y Mochizuki H Yata | 6$^2$ | 5 | | | | |
| WC | Yuki Mochizuki Hiroki Yata | 7$^7$ | 3 | [10] | | | | | | | | |
| WC | Yuki Mochizuki Hiroki Yata | 7$^7$ | 3 | [10] | | | | | | | | | M Draganja T Draganja | 4 | 6 | [10] |
| | | | | | | | | | | | | | J De Loore L Saville | 6 | 3 | [4] |
| Q | Han Sung-min Kaito Uesugi | 4 | 2 | | | | | | | | | | J De Loore L Saville | 6 | 3 | [4] |
| | Joris De Loore Luke Saville | 6 | 6 | | | | | | | | | |
| | Joris De Loore Luke Saville | 6 | 6 | | | J De Loore L Saville | 7$^7$ | 6 | | | | |
| | | | | | 3 | A Bolt A Whittington | 6$^5$ | 3 | | | | |
| | Brydan Klein Yūichi Sugita | 3 | 3 | | 3 | A Bolt A Whittington | 6$^5$ | 3 | | | | |
| 3 | Alex Bolt Andrew Whittington | 6 | 6 | | | | | | | | | |
| 3 | Alex Bolt Andrew Whittington | 6 | 6 | | | | | | | J De Loore L Saville | 6 | 6 |
| | | | | | | | | | | S De Waard B McLachlan | 4 | 2 |
| | Lee Duck-hee Ruan Roelofse | 3 | 1 | | | | | | | S De Waard B McLachlan | 4 | 2 |
| | Steven De Waard Ben McLachlan | 6 | 6 | | | | | |
| | Steven De Waard Ben McLachlan | 6 | 6 | | | S De Waard B McLachlan | 6 | 6 |
| | | | | | WC | M Fukuda M Imamura | 2 | 1 |
| WC | Masahiro Fukuda Masamichi Imamura | 2 | 7$^{10}$ | [10] | WC | M Fukuda M Imamura | 2 | 1 |
| 2 | Peng Hsien-yin Sanchai Ratiwatana | 6 | 6$^8$ | [5] |