 Cheng-Ting Liao | def. |  Hibiki Tazoe | 4 - 1 (11-7, 9-11, 11-5, 11-6, 11) |
 Eric Jouti | def. |  Hunor Szocs | 4 - 1 (7-11, 11-8, 12-10, 11-5, 12-10) |
| Cristian Pletea | def. |  Siu Hang Lam | 4 - 2 (14-12, 11-5, 5, 8-11, 10-12, 11-8) |
| Mizuki Oikawa | def. |  Lubomir Jancarik | 4 - 2 (6-11, 11-9, 11-3, 11-9, 4-11, 11-6) |
| Hung-Chieh Chiang | def. |  Viktor Brodd | 4 - 3 (11-8, 8-11, 11-7, 9-11, 2-11, 11-8, 11-6) |
 Lubomir Pistej | def. | Ovidiu Ionescu | 4 - 2 (12-14, 9-11, 11-8, 13-11, 11-7, 11-3) |
| Yang Wang | def. |  Bence Majoros | 4 - 1 (11-7, 11-7, 8-11, 11-3, 11-3) |
| Gustavo Tsuboi | def. |  Jordy Piccolin | 4 - 0 (11-7, 11-7, 11-3, 11-8) |
| Cheng-Ting Liao | def. |  Robin Devos | 4-1 (10-12, 11-7, 7, 11-7, 11-5) |
| Hibiki Tazoe | def. | Martin Allegro | 4-2 (12-10, 11-6, 8-11, 12-10, 7-11, 11-8) |
| Eric Jouti | def. | Shuainan Chen | 4-0 (11-4, 14-12, 11-9, 11) |
| Hunor Szocs | def. |  Anders Lind | 4-1 (9-11, 14-12, 11-5, 11-6, 11-7) |
| Siu Hang Lam | def. | Tomas Tregler | 4-0 (11-8, 11-7, 7, 11-8) |
| Cristian Pletea | def. |  Darko Jorgic | 4-2 (13-11, 9-11, 11-9, 11-4, 8-11, 11-8) |
| Lubomir Jancarik | def. |  Tomislav Pucar | 4-1 (13-11, 11-3, 12-14, 12-10, 11-8) |
| Mizuki Oikawa | def. |  Alvaro Robles | 4-2 (11-9, 5-11, 11-4, 10-12, 11-8, 11-5) |
| Hung-Chieh Chiang | def. | Pak Nam Ng | 4-2 (11-7, 4-11, 11-9, 9-11, 11-9, 11-9) |
| Viktor Brodd | def. | Nandor Ecseki | 4-2 (10-12, 13-15, 11-8, 11-6, 11-7, 11-6) |
| Lubomir Pistej | def. | Bojan Tokic | 4-3 (4-11, 13-15, 11-5, 11-8, 6-11, 11-9, 11-9) |
| Ovidiu Ionescu | def. | Tomislav Kolarek | 4-0 (11-7, 11-7, 11-8, 11-7) |
| Bence Majoros | def. |  Daniel Habesohn | 4-1 (13-11, 11-7, 11-3, 9-11, 12-10) |
| Yang Wang | def. | Yuki Matsuyama | 4-0 (11-3, 12-10, 11-6, 11) |
| Jordy Piccolin | def. | Simon Soderlund | 4-2 (11-9, 11-8, 11-13, 8-11, 11-9, 11-5) |
| Gustavo Tsuboi | def. |  Marcelo Aguirre | 4-0 (11-6, 11-6, 11-8, 11-6) |
| Cheng-Ting Liao | def. |  Marek Badowski | 4-1 (11-2, 3-11, 11-6, 11-5, 11-7) |
| Robin Devos | def. | Thomas Grininger | 4 - 0 (11-6, 11-3, 11-4, 11-9) |
| Martin Allegro | def. | Andreas Levenko | 4 - 3 (11-4, 11-8, 11-9, 9-11, 6-11, 7-11, 11-6) |
| Hibiki Tazoe | def. | Tomas Konecny | 4 - 2 (6-11, 3-11, 11-9, 12-10, 11-8, 11) |
| Eric Jouti | def. | Carlos Franco | 4 - 0 (11-7, 11-6, 11-2, 11-9) |
| Shuainan Chen | def. | Deni Kozul | 4 - 2 (11-5, 10-12, 11-6, 11-9, 3-11, 11-9) |
| Anders Lind | def. | Marco Rech Daldosso | 4 - 0 (11-6, 11-8, 13-11, 11-9) |
| Hunor Szocs | def. | Tobias Rasmussen | 4 - 3 (11-8, 6-11, 14-12, 8-11, 11-9, 6-11, 11-9) |
| Siu Hang Lam | def. |  Aleksandr Didukh | 4 - 1 (11-6, 11-4, 6-11, 11-6, 15-13) |
| Tomas Tregler | def. |  Remi Menand | 4 - 1 (11-7, 11-6, 9-11, 11-4, 11-7) |
| Cristian Pletea | def. | Tzu-Hsiang Hung | 4 - 1 (11-8, 11-7, 9-11, 11-3, 11-8) |
| Darko Jorgic | def. | Tai-Wei Wang | 4 - 0 (11-7, 14-12, 11-8, 11-5) |
| Tomislav Pucar | def. |  Aleksandr Tiutriumov | 4 - 0 (11-4, 11-5, 11-4, 11-6) |
| Lubomir Jancarik | def. | Antonino Amato | 4 - 0 (11-6, 11-4, 11-6, 11-8) |
| Mizuki Oikawa | def. |  Supanut Wisutmaythangkoon | 4 - 0 (11-8, 11-5, 14-12, 11-6) |
| Alvaro Robles | def. | Simon Arvidsson | 4 - 1 (13-11, 11-9, 11-6, 7-11, 11-8) |
| Pak Nam Ng | def. | Simon Pfeffer | 4 - 1 (4-11, 11-8, 8, 11-8, 11-8) |
| Hung-Chieh Chiang | def. | Uros Slatinsek | 4 - 1 (6-11, 11-6, 6, 11-7, 11-5) |
| Nandor Ecseki | def. |  Zokhid Kenjaev | 4 - 3 (11-8, 9-11, 13-11, 11-6, 8-11, 6-11, 11-4) |
| Viktor Brodd | def. | Pavel Sirucek | 4 - 1 (11-5, 6-11, 12-10, 11-6, 11-0) |
| Lubomir Pistej | def. | Yi-Hsin Feng | 4 - 2 (8-11, 11-7, 11-8, 11-9, 4-11, 11-7) |
| Bojan Tokic | def. | Yukiya Uda | 4 - 0 (11-6, 11-5, 11-7, 11-4) |
| Tomislav Kolarek | def. | Vitor Ishiy | 4 - 2 (11-9, 11-9, 11-6, 3-11, 8-11, 11-8) |
| Ovidiu Ionescu | def. | Simon Berglund | 4 - 0 (11-2, 12-10, 11-1, 15-13) |
| Daniel Habesohn | def. | Yuma Tsuboi | 4 - 3 (14-16, 8-11, 15-13, 7-11, 11-6, 12-10, 11-6 |
| Bence Majoros | def. |  Lionel Weber | 4 - 0 (11-8, 11-7, 15-13, 14-12) |
| Yang Wang | def. | Elias Ranefur | 4 - 2 (11-6, 11-13, 11-9, 8-11, 11-8, 11-9) |
| Yuki Matsuyama | def. | Adam Szudi | 4 - 0 (11-6, 11-6, 11-3, 11-9) |
| Jordy Piccolin | def. | Chia-Hung Sun | 4 - 0 (11-6, 11-9, 11-8, 11-6) |
| Simon Soderlund | def. | Tomas Polansky | 4 - 0 (11-6, 11-4, 11-0, 11-0) |
| Marcelo Aguirre | def. | Sadi Ismailov | 4 - 1 (12-14, 11-7, 7, 11-2, 11-5) |
| Gustavo Tsuboi | def. |  Kilian Ort | 4 - 0 (11-8, 11-5, 11-8, 12-10) |
