| Final 19:15 | time | | L | | 1. Natsumi Sakai |  Japan | 59.27s | | 5 | | 2. Anna Konishi | Japan | 59.67s | | 4 | | 3. Chen Jie |  China | 1:00.28 | | 3 | | 4. Fu Yuanhui | China | 1:00.35 | | 2 | | 5. Im Da-sol |  South Korea | 1:01.08 | | 1 | | 6. Toto Wong |  Hong Kong | 1:02.12 | | 6 | | 7. Shin Young-yeon | South Korea | 1:02.84 | | 7 | | 8. Yulduz Kuchkarova |  Uzbekistan | 1:03.21 | | 8 |
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| Venue: GBK Aquatic Center. |
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Heats - Wednesday 22.08 Morning session 10:07 |
| Ranking | time | | L | H | | 1. Anna Konishi | Japan | 1:00.44 | Q | 4 | 2 | | 2. Natsumi Sakai | Japan | 1:00.53 | Q | 5 | 3 | | 3. Chen Jie | China | 1:00.84 | Q | 4 | 1 | | 4. Stephanie Au | Hong Kong | 1:01.31 | Q, WD | 5 | 2 | | 5. Toto Wong | Hong Kong | 1:01.92 | Q | 3 | 2 | | 6. Fu Yuanhui | China | 1:02.41 | Q | 4 | 3 | | 7. Shin Young-yeon | South Korea | 1:02.57 | Q | 5 | 1 | | 8. Im Da-sol | South Korea | 1:02.58 | Q | 3 | 3 | | eliminated in Heats | | 9. Yulduz Kuchkarova | Uzbekistan | 1:03.77 | Q | 3 | 1 | | 10.Nurul Fajar Fitriyati |  Indonesia | 1:04.22 | | 6 | 3 | | 11.Hoong En Qi |  Singapore | 1:04.94 | | 6 | 1 | | 12.Roxanne Ashley Yu |  Philippines | 1:05.10 | | 2 | 3 | | 13.Erica Vong |  Macau | 1:05.36 | | 2 | 1 | | 14.Yessy Yosaputra | Indonesia | 1:05.53 | | 6 | 2 | | 15.Araya Wongvat |  Thailand | 1:05.68 | | 2 | 2 | | 15.Chantal Liew | Singapore | 1:05.68 | | 7 | 3 | | 17.Bisma Khan |  Pakistan | 1:09.93 | | 7 | 2 | | 18.Yesui Bayar |  Mongolia | 1:12.46 | | 1 | 3 | | 19.Ariuntamir Enkh-Amgalan | Mongolia | 1:14.31 | | 7 | 1 | | 20.Aishath Sausan |  Maldives | 1:18.96 | | 1 | 2 | | 21.Aishath Hulva Khulail | Maldives | 1:33.70 | | 1 | 1 |
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