# 2012 Asian Junior Badminton Championships – Girls singles

The Girls' Singles tournament of the 2012 Asian Junior Badminton Championships was held from July 3–7 in Gimcheon, South Korea. The defending champion of the last edition was Sun Yu from China. The first seeded Pusarla Venkata Sindhu of India emerged as the champion after beat the second seeded Nozomi Okuhara of Japan in the finals with the score 18–21, 21–17, 22–20.

## Seeded

* Pusarla Venkata Sindhu (champion)
* Nozomi Okuhara (final)
* Busanan Ongbumrungphan (semi-final)
* Le Thu Huyen (third round)
* Park So-young (withdrew)
* Sun Yu (quarter-final)
* Sarita Suwanakitborihan (second round)
* Lim Yin Fun (third round)

## Draw
### Finals

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Pusarla Venkata Sindhu | 22 | 21 | | | | | | | | | | |
| 6 | Sun Yu | 20 | 19 | | | | | | | | | | |
| 6 | Sun Yu | 20 | 19 | | 1 | Pusarla Venkata Sindhu | 21 | 21 | | | | | |
| | | | | | 3 | Busanan Ongbumrungphan | 19 | 16 | | | | | |
| 3 | Busanan Ongbumrungphan | 17 | 21 | 21 | 3 | Busanan Ongbumrungphan | 19 | 16 | | | | | |
| | Lin Ying-chun | 21 | 12 | 15 | | | | | | | | | |
| | Lin Ying-chun | 21 | 12 | 15 | | | | | 1 | Pusarla Venkata Sindhu | 18 | 21 | 22 |
| | | | | | | | | | 2 | Nozomi Okuhara | 21 | 17 | 20 |
| | Liang Xiaoyu | 17 | 21 | 13 | | | | | | | | | | 2 | Nozomi Okuhara | 21 | 17 | 20 |
| | Akane Yamaguchi | 21 | 11 | 21 | | | | | | | | | |
| | Akane Yamaguchi | 21 | 11 | 21 | | Akane Yamaguchi | 19 | 9 | | | | | |
| | | | | | 2 | Nozomi Okuhara | 21 | 21 | | | | | |
| | Kim Ye-ji | 8 | 5 | | 2 | Nozomi Okuhara | 21 | 21 | | | | | |
| 2 | Nozomi Okuhara | 21 | 21 | | | | | | | | | | |

### Top Half
#### Section 1

| First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round |
| | | | 1 | P V Sindhu | 21 | 21 | | | | | |
| S Aghaei | 15 | 7 | | Ryu Y-s | 11 | 13 | | | | | |
| Ryu Y-s | 21 | 21 | | | | | | 1 | P V Sindhu | 21 | 21 |
| E Chua | 11 | 6 | | | | | | | R Andriani | 10 | 19 |
| R Andriani | 21 | 21 | | R Andriani | 14 | 21 | 21 | | | | |
| U Khuderbold | 3 | 1 | | Yu C-h | 21 | 8 | 14 | | | | |
| Yu C-h | 21 | 21 | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round |
| | | | | 6 | Sun Y | 21 | 23 | 21 | | | | |
| Lim C S | 17 | 16 | | | Lee M-j | 16 | 25 | 18 | | | | |
| Lee M-j | 21 | 21 | | | | | | | 6 | Sun Y | 21 | 21 |
| M Phattanaphitoon | 21 | 18 | 21 | | | | | | | M Phattanaphitoon | 13 | 11 |
| A Ohori | 18 | 21 | 16 | | M Phattanaphitoon | 21 | 21 | | | | | |
| K I Sirimannage | 11 | 21 | 21 | | K I Sirimannage | 10 | 12 | | | | | |
| Le H T | 21 | 19 | 17 | | | | | | | | | |

#### Section 3

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round |
| | | | | 3 | B Ongbumrungphan | 21 | 21 | | | | | |
| R Hartawan | 18 | 23 | 15 | | K Selvaduray | 15 | 9 | | | | | |
| K Selvaduray | 21 | 21 | 21 | | | | | | 3 | B Ongbumrungphan | 21 | 21 |
| Ng W Y | 20 | 19 | | | | | | | | Fan MY | 15 | 12 |
| C Hoshi | 22 | 21 | | | C Hoshi | 11 | 21 | 13 | | | | |
| R S Gadde | 16 | 19 | | | Fan MY | 21 | 17 | 21 | | | | |
| Fan MY | 21 | 21 | | | | | | | | | | |

#### Section 4

| First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round |
| | | | 5 | Park S-y | w | / | o | | | |
| S Illangakoon | 21 | 21 | | S Illangakoon | | | | | | |
| S Shrestha | 7 | 10 | | | | | | S Illangakoon | 8 | 9 |
| Thai V N | 21 | 21 | | | | | | Lin Y-c | 21 | 21 |
| F Seah | 12 | 19 | | Thai V N | 20 | 9 | | | | |
| V Mushtakova | 8 | 5 | | Lin Y-c | 22 | 21 | | | | |
| Lin Y-c | 21 | 21 | | | | | | | | |

### Bottom Half
#### Section 5

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round |
| Kim H-m | 21 | 21 | | | | | | | | | |
| N Torfinezhad | 8 | 8 | | | Kim H-m | 15 | 24 | | | | |
| Lee Y Y | 21 | 11 | 14 | | S Mapasa | 21 | 26 | | | | |
| S Mapasa | 17 | 21 | 21 | | | | | S Mapasa | 21 | 15 | 13 |
| Liang XY | 21 | 21 | | | | | | Liang XY | 15 | 21 | 21 |
| A Khurshudyan | 4 | 2 | | | Liang XY | 21 | 21 | | | | |
| | | | | 7 | S Suwanakitborihan | 14 | 11 | | | | |

#### Section 6

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round |
| M Fonseka | 1 | 5 | | | | | | | | | | |
| Shen YY | 21 | 21 | | | Shen YY | 9 | 21 | 17 | | | | |
| A Yamaguchi | 21 | 21 | | | A Yamaguchi | 21 | 15 | 21 | | | | |
| N Ismailova | 4 | 4 | | | | | | | | A Yamaguchi | 21 | 21 |
| R Das | 13 | 21 | 21 | | | | | | 4 | Le T H | 17 | 17 |
| Tsang W C | 21 | 11 | 12 | | R Das | 21 | 13 | 6 | | | | |
| | | | | 4 | Le T H | 14 | 21 | 21 | | | | |

#### Section 7

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round |
| Dinh T P H | w | / | o | | | | | | | | | |
| P Thawathanakul | | | | | P Thawathanakul | 17 | 21 | 16 | | | | |
| Gao YM | 10 | 16 | | | Kim Y-j | 21 | 15 | 21 | | | | |
| Kim Y-j | 21 | 21 | | | | | | | | Kim Y-j | 21 | 21 |
| K Byambaa | w | /o | | | | | | | 8 | Lim Y F | 16 | 14 |
| Cheung Y M | | | | | Cheung Y M | 15 | 21 | | | | | |
| | | | | 8 | Lim Y F | 21 | 23 | | | | | |

#### Section 8

| First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round |
| H Ramadini | 21 | 21 | | | | | | | | | |
| R Pillai | 9 | 9 | | H Ramadini | 16 | 21 | 21 | | | | |
| Lee J-m | 21 | 21 | | Lee J-m | 21 | 10 | 18 | | | | |
| Sung S-y | 12 | 18 | | | | | | | H Ramadini | 9 | 15 |
| Chen SY | 21 | 21 | | | | | | 2 | N Okuhara | 21 | 21 |
| O Kuruppu | 7 | 16 | | Chen SY | 2 | 9 | | | | | |
| | | | 2 | N Okuhara | 21 | 21 | | | | | |