 Kirill Gerassimenko | def. |  Fedor Kuzmin | 4 - 2 (11-6, 11-7, 5-11, 2-11, 11-9, 11-5) |
 Zhi Su | def. |  Hogyun Baek | 4 - 1 (11-6, 11-4, 15-17, 11-9, 14-12) |
 Heng-Wei Yang | def. |  Mizuki Oikawa | 4 - 1 (11-7, 11-6, 11-13, 11-8, 11-2) |
 Ruifeng Xu | def. | Hokuto Koriyama | 4 - 2 (11-7, 6-11, 11-4, 12-14, 11-6, 11-9) |
| Masataka Morizono | def. | Takuya Jin | 4 - 0 (11-7, 11-8, 11-9, 11-6) |
 Bastien Rembert | def. |  Manav Vikash Thakkar | 4 - 3 (11-3, 8-11, 11-8, 12-10, 9-11, 10-12, 11) |
| Kohei Sambe | def. | Tzu-Hsiang Hung | 4 - 1 (9-11, 12-10, 11-4, 11-5, 11-3) |
| Hibiki Tazoe | def. | Daeseong Cho | 4 - 1 (8-11, 11-8, 11-7, 11-9, 11-9) |
| Kirill Gerassimenko | def. | Yi-Hsin Feng | 4-0 (12-10, 12-10, 11-7, 11-9) |
| Fedor Kuzmin | def. | Chia-Hung Sun | 4-2 (13-11, 6-11, 11-3, 11-7, 10-12, 11-8) |
| Hogyun Baek | def. |  Supanut Wisutmaythangkoon | 4-2 (9-11, 8-11, 11-8, 11-5, 5, 11-9) |
| Zhi Su | def. |  Andreas Levenko | 4-1 (12-10, 11-7, 12-14, 11-6, 11-8) |
| Mizuki Oikawa | def. | Tzu-Yi Yang | 4-0 (11-8, 11-3, 11-7, 11-4) |
| Heng-Wei Yang | def. | Minha Hwang | 4 - 2 (17-19, 11-5, 11-9, 11-5, 7-11, 11-8) |
| Hokuto Koriyama | def. | Yukiya Uda | 4-1 (11-2, 11-5, 8-11, 11-8, 11-8) |
| Ruifeng Xu | def. | Harmeet Desai | 4-2 (11-7, 8-11, 11-6, 11-2, 9-11, 11-6) |
| Masataka Morizono | def. | Daewoo Kim | 4-2 (14-12, 11-7, 10-12, 7-11, 11-9, 11-4) |
| Takuya Jin | def. |  Thiago Monteiro | 4-2 (11-8, 11-6, 11-7, 9-11, 7-11, 11-8) |
| Manav Vikash Thakkar | def. | Wang-Wei Peng | 4-3 (11-5, 8-11, 11-9, 7-11, 8-11, 15-13, 11-7) |
| Bastien Rembert | def. | Mao-Cheng Chin | 4-0 (11-9, 11-3, 11-7, 8-11) |
| Kohei Sambe | def. | Kenta Tazoe | 4-1 (11-8, 11-9, 10-12, 12-10, 12-10) |
| Tzu-Hsiang Hung | def. | Tai-Wei Wang | 4-1 (11-8, 9-11, 12-10, 11-8, 11-8) |
| Hibiki Tazoe | def. | Inhyeok Choi | 4-0 (11-8, 11-8, 11-4, 11-6) |
| Daeseong Cho | def. | Sathiyan Gnanasekaran | 4-1 (11-8, 7-11, 11-8, 13-11, 11-8) |
| Kirill Gerassimenko | def. | David Serdaroglu | 4 - 0 (11-4, 11-6, 11-4, 11-5) |
| Yi-Hsin Feng | def. | Simon Pfeffer | 4 - 0 (11-9, 11-5, 11-4, 11-7) |
| Fedor Kuzmin | def. | Alexander Chen | 4 - 3 (12-10, 9-11, 11-5, 6-11, 12-10, 3-11, 11-1) |
| Chia-Hung Sun | def. | Sushmit Sriram | 4 - 0 (11-2, 11-6, 11-8, 11-6) |
| Supanut Wisutmaythangkoon | def. | Yuta Tanaka | 4 - 1 (11-8, 11-7, 8-11, 11-9, 11-8) |
| Hogyun Baek | def. |  Mohammed Abdulwahhab | 4 - 0 (11-7, 11-3, 11-1, 11-8) |
| Zhi Su | def. |  Shao Feng Ethan Poh | 4 - 1 (9-11, 11-5, 11-9, 11-8, 11-6) |
| Andreas Levenko | def. | Hyeonggyu Woo | 4 - 0 (11-5, 11-9, 11-1, 11-4) |
| Mizuki Oikawa | def. | Léo De Nodrest | 4 - 0 (11-1, 11-6, 11-7, 11-6) |
| Tzu-Yi Yang | def. | Wonjin Choi | 4 - 2 (6-11, 13-11, 12-10, 6-11, 11-9, 11-9) |
| Minha Hwang | def. |  Chee Feng Leong | 4 - 2 (11-6, 9-11, 11-6, 8-11, 11-6, 11-3) |
| Heng-Wei Yang | def. | Yew En Koen Pang | 4 - 1 (11-6, 11-6, 9-11, 11-8, 11-5) |
| Hokuto Koriyama | def. | Padasak Tanviriyavechakul | 4 - 1 (11-6, 11-7, 11-5, 7-11, 11) |
| Yukiya Uda | def. | Chien-Tu Huang | 4 - 3 (11-13, 13-11, 8-11, 11-8, 11-9, 9-11, 11) |
| Ruifeng Xu | def. |  Kilian Ort | 4 - 2 (11-9, 11-7, 3-11, 11-13, 11-7, 11-8) |
| Harmeet Desai | def. | Pattaratorn Passara | 4 - 0 (11-1, 11-7, 11-6, 11-7) |
| Masataka Morizono | def. | Junghwa Seo | 4 - 0 (11-5, 11-6, 11-3, 11-9) |
| Daewoo Kim | def. | Hon Ming Li | 4 - 1 (11-6, 11-7, 11-13, 11-6, 11-5) |
| Takuya Jin | def. | Sheng Yan | 4 - 1 (11-7, 8-11, 11-8, 11-7, 11-8) |
| Thiago Monteiro | def. | Jiaxin Lai | 4 - 1 (11-9, 3-11, 12-10, 11-8, 11-9) |
| Manav Vikash Thakkar | def. | Andréa Landrieu | 4 - 3 (11-3, 11-9, 3-11, 5-11, 11-7, 14-16, 11-7) |
| Wang-Wei Peng | def. | Irvin Bertrand | 4 - 3 (10-12, 11-8, 10-12, 10-12, 11-5, 11-8, 11-9 |
| Bastien Rembert | def. |  Hampus Soderlund | 4 - 3 (8-11, 11-6, 11-7, 5-11, 14-16, 11-9, 11-3) |
| Mao-Cheng Chin | def. | Sanil Shetty | 4 - 1 (13-15, 11-7, 11-9, 12-10, 11-1) |
| Kenta Tazoe | def. | Chun-Hsiang Chen | 4 - 0 (11-6, 11-7, 11-2, 11-4) |
| Kohei Sambe | def. | Jules Rolland | 4 - 1 (11-8, 5-11, 11-9, 11-2, 11-4) |
| Tai-Wei Wang | def. | Tananan Tantakool | 4 - 2 (9-11, 11-4, 11-9, 12-10, 7-11, 11-6) |
| Tzu-Hsiang Hung | def. | Simon Arvidsson | 4 - 2 (13-11, 10-12, 14-12, 9-11, 11-9, 12-10) |
| Hibiki Tazoe | def. |  Gavin Rumgay | 4 - 2 (11-13, 2-11, 11-5, 11-7, 11-4, 11-5) |
| Inhyeok Choi | def. |  Amin Ahmadian | 4 - 1 (11-6, 7-11, 11-8, 11-6, 11-5) |
| Daeseong Cho | def. | Hamidreza Taherkhani | 4 - 0 (11-8, 11-4, 11-2, 11-3) |
| Sathiyan Gnanasekaran | def. | Muhamad Ashraf Haiqal | 4 - 0 (11-8, 11-4, 11-8, 11-2) |
