# 2013 Asian Junior Badminton Championships – Boys singles

The Boys' Singles tournament of the 2013 Asian Junior Badminton Championships was held from July 10–14 in Kota Kinabalu, Malaysia. The defending champion of the last edition was Kento Momota from Japan. Thammasin Sitthikom of Thailand who standing in the top seeds was defeated by the No.5 seeded Soo Teck Zhi of Malaysia in the semifinals, while the second seeded Soong Joo Ven of Malaysia fell in the quarterfinals to Jeon Hyuk-jin of South Korea. Soo Teck Zhi emerged as the champion after beat Jeon Hyuk-jin in the finals with the score 21–17, 13–21, 21–15.

## Seeded

* Thammasin Sitthikom (semi-final)
* Soong Joo Ven (quarter-final)
* Pannawit Thongnuam (fourth round)
* Heo Kwang-hee (fourth round)
* Soo Teck Zhi (champion)
* Harsheel Dani (fourth round)
* Wang Tzu-wei (semi-final)
* Fikri Ihsandi Hadmadi (fourth round)
* Jeon Hyuk-jin (final)
* Chang Tak Ching (second round)
* Kittiphon Chairojkanjana (fourth round)
* Cheam June Wei (fourth round)
* Lee Cheuk Yiu (second round)
* Ihsan Maulana Mustofa (quarter-final)
* Aditya Joshi (fourth round)
* Yugo Kobayashi (fourth round)

## Draw
### Finals

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Thammasin Sitthikom | 21 | 21 | | | | | | | | | | |
| 14 | Ihsan Maulana Mustofa | 15 | 12 | | | | | | | | | | |
| 14 | Ihsan Maulana Mustofa | 15 | 12 | | 1 | Thammasin Sitthikom | 14 | 12 | | | | | |
| | | | | | 5 | Soo Teck Zhi | 21 | 21 | | | | | |
| | Zhao Junpeng | 15 | 12 | | 5 | Soo Teck Zhi | 21 | 21 | | | | | |
| 5 | Soo Teck Zhi | 21 | 21 | | | | | | | | | | |
| 5 | Soo Teck Zhi | 21 | 21 | | | | | | 5 | Soo Teck Zhi | 21 | 13 | 21 |
| | | | | | | | | | 9 | Jeon Hyuk-jin | 17 | 21 | 15 |
| 7 | Wang Tzu-wei | 21 | 21 | | | | | | | | | | | 9 | Jeon Hyuk-jin | 17 | 21 | 15 |
| | Shi Yuqi | 10 | 6 | | | | | | | | | | |
| | Shi Yuqi | 10 | 6 | | 7 | Wang Tzu-wei | 20 | 18 | | | | | |
| | | | | | 9 | Jeon Hyuk-jin | 22 | 21 | | | | | |
| 9 | Jeon Hyuk-jin | 21 | 21 | 21 | 9 | Jeon Hyuk-jin | 22 | 21 | | | | | |
| 2 | Soong Joo Ven | 23 | 17 | 11 | | | | | | | | | |

### Top half
#### Section 1

| Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| 1 | T Sitthikom | 21 | 21 | | | | | | | | | | |
| | I Kahingalage | 8 | 6 | | | | | | | | | | |
| | | | | 1 | T Sitthikom | 21 | 21 | | | | | | |
| | | | | | K Matsumoto | 17 | 7 | | | | | | |
| | H Orziobev | 7 | 3 | | | | | | | | | | |
| | K Matsumoto | 21 | 21 | | | | | | | | | | |
| | | | | | | | | | 1 | T Sitthikom | 21 | 15 | 21 |
| | | | | | | | | | 12 | Cheam JW | 9 | 21 | 12 |
| 12 | Cheam JW | 21 | 21 | | | | | | | | | | |
| | Lee CW | 15 | 10 | | | | | | | | | | |
| | | | | 12 | Cheam JW | 13 | 21 | 21 | | | | | |
| | | | | | Yang Y-h | 21 | 19 | 14 | | | | | |
| | Yang Y-h | 21 | 21 | | | | | | | | | | |
| | T Roy | 13 | 9 | | | | | | | | | | |

#### Section 2

| Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| 6 | H Dani | 21 | 21 | | | | | | | | | |
| | Iek UL | 14 | 11 | | | | | | | | | |
| | | | | 6 | H Dani | 18 | 23 | 21 | | | | |
| | | | | | Pham CC | 21 | 21 | 16 | | | | |
| | A Faghfori | 12 | 11 | | | | | | | | | |
| | Pham CC | 21 | 21 | | | | | | | | | |
| | | | | | | | | | 6 | H Dani | 17 | 13 |
| | | | | | | | | | 14 | I Mustofa | 21 | 21 |
| 14 | I Mustofa | 21 | 21 | | | | | | | | | |
| | Lee J-s | 10 | 19 | | | | | | | | | |
| | | | | 14 | I Mustofa | 16 | 21 | 24 | | | | |
| | | | | | Zheng SW | 21 | 14 | 22 | | | | |
| | D Dhami | 8 | 14 | | | | | | | | | |
| | Zheng SW | 21 | 21 | | | | | | | | | |

#### Section 3

| Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| 4 | Heo K-h | 21 | 22 | | | | | | | | | |
| | B Ong | 18 | 20 | | | | | | | | | |
| | | | | | 4 | Heo K-h | 21 | 21 | | | | |
| | | | | | | A George | 15 | 13 | | | | |
| | A George | 21 | 21 | | | | | | | | | |
| | M Munna | 9 | 8 | | | | | | | | | |
| | | | | | | | | | 4 | Heo K-h | 17 | 20 |
| | | | | | | | | | | Zhao JP | 21 | 22 |
| 13 | Lee CY | 14 | 22 | 6 | | | | | | | | |
| | Zhao JP | 21 | 20 | 21 | | | | | | | | |
| | | | | | | Zhao JP | 21 | 21 | | | | |
| | | | | | | Lim CW | 16 | 11 | | | | |
| | Lim CW | 21 | 16 | 21 | | | | | | | | |
| | Y Igarashi | 14 | 21 | 15 | | | | | | | | |

#### Section 4

| Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| 5 | Soo TZ | 23 | 21 | | | | | | | | |
| | Pham HN | 21 | 6 | | | | | | | | |
| | | | | 5 | Soo TZ | 21 | 21 | | | | |
| | | | | | Yang S-j | 9 | 13 | | | | |
| | M Pangisthu | 16 | 19 | | | | | | | | |
| | Yang S-j | 21 | 21 | | | | | | | | |
| | | | | | | | | 5 | Soo TZ | 21 | 21 |
| | | | | | | | | 11 | K Chairojkanjana | 15 | 7 |
| 11 | K Chairojkanjana | 21 | 21 | | | | | | | | |
| | S Widanalage | 14 | 14 | | | | | | | | |
| | | | | 11 | K Chairojkanjana | 21 | 21 | | | | |
| | | | | | J Lo | 8 | 5 | | | | |
| | J Lo | 21 | 21 | | | | | | | | |
| | D Serebryakov | 7 | 5 | | | | | | | | |

### Bottom half
#### Section 5

| First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| R Ng | 21 | 21 | | | | | | | | | | | | | |
| A Jaman | 12 | 16 | | R Ng | 21 | 21 | | | | | | | | | |
| | | | | Lou HM | 7 | 9 | | | | | | | | | |
| | | | | | | | | | R Ng | 15 | 17 | | | | |
| | | | | | | | | 15 | A Joshi | 21 | 21 | | | | |
| | | | | Do TD | 17 | 21 | 17 | | | | | | | | |
| | | | 15 | A Joshi | 21 | 9 | 21 | | | | | | | | |
| | | | | | | | | | | | | 15 | A Joshi | 16 | 12 |
| | | | | | | | | | | | | 7 | Wang T-w | 21 | 21 |
| | | | | A Bakhshullaev | 21 | 17 | 21 | | | | | | | | |
| | | | | B Magar | 12 | 21 | 15 | | | | | | | | |
| | | | | | | | | | A Bakhshullaev | 5 | 7 | | | | |
| | | | | | | | | 7 | Wang T-w | 21 | 21 | | | | |
| | | | | D Malikov | 8 | 6 | | | | | | | | | |
| | | | 7 | Wang T-w | 21 | 21 | | | | | | | | | |

#### Section 6

| Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| | A Ginting | 17 | 11 | | | | | | | | | | |
| | Y Onodera | 21 | 21 | | | | | | | | | | |
| | | | | | | Y Onodera | 13 | 16 | | | | | |
| | | | | | | Shi YQ | 21 | 21 | | | | | |
| | Shi YQ | 21 | 21 | | | | | | | | | | |
| 10 | Chang TC | 19 | 17 | | | | | | | | | | |
| | | | | | | | | | | Shi YQ | 21 | 27 | 21 |
| | | | | | | | | | 3 | P Thongnuam | 15 | 29 | 14 |
| | V Phuah | 10 | 21 | 20 | | | | | | | | | |
| | Seo S-j | 21 | 11 | 22 | | | | | | | | | |
| | | | | | | Seo S-j | 12 | 19 | | | | | |
| | | | | | 3 | P Thongnuam | 21 | 21 | | | | | |
| | B Goonathilieke | 15 | 13 | | | | | | | | | | |
| 3 | P Thongnuam | 21 | 21 | | | | | | | | | | |

#### Section 7

| Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| | M Shahbazi | 15 | 13 | | | | | | | | | |
| | Lin GP | 21 | 21 | | | | | | | | | |
| | | | | | | Lin GP | 12 | 16 | | | | |
| | | | | | 9 | Jeon H-j | 21 | 21 | | | | |
| | D Ng | 11 | 11 | | | | | | | | | |
| 9 | Jeon H-j | 21 | 21 | | | | | | | | | |
| | | | | | | | | | 9 | Jeon H-j | 21 | 21 |
| | | | | | | | | | 8 | F Hadmadi | 18 | 12 |
| | S Ramachandran | 21 | 16 | 21 | | | | | | | | |
| | A Naqvi | 10 | 21 | 12 | | | | | | | | |
| | | | | | | S Ramachandran | 14 | 12 | | | | |
| | | | | | 8 | F Hadmadi | 21 | 21 | | | | |
| | K Kulmatov | 9 | 15 | | | | | | | | | |
| 8 | F Hadmadi | 21 | 21 | | | | | | | | | |

#### Section 8

| Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| | Tang CM | 21 | 21 | | | | | | | | | |
| | M Hossain | 9 | 7 | | | | | | | | | |
| | | | | | Tang CM | 19 | 9 | | | | | |
| | | | | 16 | Y Kobayashi | 21 | 21 | | | | | |
| | P Boontan | 18 | 15 | | | | | | | | | |
| 16 | Y Kobayashi | 21 | 21 | | | | | | | | | |
| | | | | | | | | 16 | Y Kobayashi | 15 | 23 | 12 |
| | | | | | | | | 2 | Soong JV | 21 | 21 | 21 |
| | Vo BT | 21 | 21 | | | | | | | | | |
| | Wan CM | 3 | 3 | | | | | | | | | |
| | | | | | Vo BT | 7 | 10 | | | | | |
| | | | | 2 | Soong JV | 21 | 21 | | | | | |
| | M Samaranayake | 4 | 10 | | | | | | | | | |
| 2 | Soong JV | 21 | 21 | | | | | | | | | |