| Final 20:03 | time | | | 1. Ryosuke Irie |  JPN | 1:53.26 | GR | | 2. Xu Jiayu |  CHN | 1:55.05 | | | 3. Kosuke Hagino | JPN | 1:56.36 | | | 4. Im Tae-jeong |  KOR | 1:58.82 | | | 5. Lin Shih-chieh |  TPE | 2:03.02 | | | 6. Alexandr Tarabrin |  KAZ | 2:04.54 | | | 7. Ricky Anggawijaya |  INA | 2:06.41 | | | 8. Stanislav Ossinskiy | KAZ | 2:06.67 | |
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| Venue: Muhak Park Tae-hwan Aquatics Center. |
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| World record: Aaron Peirsol (USA) 1:51.92 Rome, Italy 31 July 2009 | | Asian record: Ryosuke Irie (JPN) 1:52.51 Rome, Italy 31 July 2009 | | Games record: Ryosuke Irie (JPN) 1:55.45 Guangzhou, China 15 November 2010 |
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Heats - Thursday 25.09 Morning session 09:00 |
| Ranking | time | H | | 1. Xu Jiayu | CHN | 1:58.50 | 2 | | 2. Ryosuke Irie | JPN | 1:58.93 | 2 | | 3. Im Tae-jeong | KOR | 1:59.23 | 2 | | 4. Kosuke Hagino | JPN | 2:00.34 | 1 | | 5. Alexandr Tarabrin | KAZ | 2:02.45 | 1 | | 6. Lin Shih-chieh | TPE | 2:04.13 | 2 | | 7. Ricky Anggawijaya | INA | 2:05.55 | 1 | | 8. Stanislav Ossinskiy | KAZ | 2:05.99 | 2 | | eliminated in Heats | | 9. Trần Duy Khôi |  VIE | 2:06.30 | 2 | | 10.Lau Shiu Yue |  HKG | 2:07.29 | 2 | | 11.Daniil Bukin |  UZB | 2:08.39 | 1 | | 12.Rainer Ng |  SGP | 2:09.10 | 1 | | 13.P.S.Madhu |  IND | 2:10.13 | 1 | | 14.Tsung Chao-lin | TPE | 2:12.93 | 2 | | -. Li Guangyuan | CHN | DSQ | 1 |
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