Below are the squads for the 2003 East Asian Football Championship tournament in Japan. There were 23 players in each squad, including three goalkeepers.
Coach: 
Arie Haan
| No. | Pos. | Player | Date of birth (age) | Caps | Club |
|---|---|---|---|---|---|
| 1 | GK | Liu Yunfei | 8 May 1979 (aged 24) |  Tianjin Taida
| |
| 2 | DF | Xu Yunlong | 17 February 1979 (aged 24) | Beijing Hyundai
| |
| 3 | MF | Xiao Zhanbo | 22 July 1975 (aged 28) | Qingdao Beilaite
| |
| 4 | DF | Li Weifeng (Captain) | 1 December 1978 (aged 25) | Shenzhen Jianlibao
| |
| 5 | DF | Ji Mingyi | 15 December 1980 (aged 22) | Dalian Shide
| |
| 6 | MF | Zheng Zhi | 20 August 1980 (aged 23) | Shenzhen Jianlibao
| |
| 7 | MF | Sun Jihai | 30 September 1977 (aged 26) |  Manchester City
| |
| 8 | MF | Zhao Junzhe | 19 April 1979 (aged 24) | Liaoning Polarsun Automobile
| |
| 9 | FW | Hao Haidong | 25 August 1970 (aged 33) | Dalian Shide
| |
| 10 | MF | Zhou Haibin | 19 July 1985 (aged 18) | Shandong Luneng
| |
| 11 | FW | Li Yi | 2 June 1979 (aged 24) | Shenzhen Jianlibao
| |
| 12 | DF | Zhang Yaokun | 17 April 1981 (aged 22) | Dalian Shide
| |
| 13 | GK | Han Wenhai | 28 January 1971 (aged 32) | Shenyang Jinde
| |
| 14 | MF | Liu Jindong | 9 December 1981 (aged 21) | Shandong Luneng
| |
| 15 | DF | Du Wei | 9 February 1982 (aged 21) | Shanghai Shenhua
| |
| 16 | MF | Zhao Xuri | 3 December 1985 (aged 18) | Sichuan Guancheng
| |
| 17 | MF | Zhou Ting | 5 February 1979 (aged 24) | Yunnan Hongta
| |
| 18 | FW | Zhang Shuo | 17 September 1983 (aged 20) | Tianjin Taida
| |
| 19 | FW | Zheng Bin | 4 July 1977 (aged 26) | Shenzhen Jianlibao
| |
| 20 | DF | Wei Xin | 18 April 1977 (aged 26) | Chongqing Lifan
| |
| 21 | FW | Du Ping | 28 February 1978 (aged 25) | Shenyang Jinde
| |
| 22 | FW | Yang Chen | 17 January 1974 (aged 29) | Shenzhen Jianlibao
| |
| 23 | GK | Li Jian | 9 December 1977 (aged 25) | Chongqing Lifan
|
Coach: 
Lai Sun Cheung
| No. | Pos. | Player | Date of birth (age) | Caps | Club |
|---|---|---|---|---|---|
| 1 | GK | Chan Ka Ki | 25 April 1979 (aged 24) | Sun Hei
| |
| 2 | DF | Leung Chi Wing | 29 April 1978 (aged 25) | Sun Hei
| |
| 3 | MF | Man Pei Tak | 16 February 1982 (aged 21) | Buler Rangers
| |
| 4 | MF | Sham Kwok Keung | 10 September 1985 (aged 18) | Happy Valley
| |
| 5 | DF | Lai Kai Cheuk | 5 July 1977 (aged 26) | Happy Valley
| |
| 6 | MF | Lau Chi Keung | 7 January 1977 (aged 26) | Sun Hei
| |
| 7 | MF | Law Chun Bong | 25 January 1981 (aged 22) | Sun Hei
| |
| 8 | MF | Cheung Sai Ho | 27 August 1975 (aged 28) | Happy Valley
| |
| 9 | FW | Chan Ho Man | 14 May 1980 (aged 23) | Sun Hei
| |
| 10 | MF | Tam Wai Kwok | 15 March 1977 (aged 26) | South China
| |
| 11 | MF | Kwok Yue Hung | 28 February 1975 (aged 28) | Happy Valley
| |
| 12 | MF | Wong Chun Yue | 28 January 1978 (aged 25) | Sun Hei
| |
| 13 | DF | Szeto Man Chun | 5 June 1975 (aged 28) | South China
| |
| 14 | DF | Lo Chi Kwan | 18 March 1981 (aged 22) | Sun Hei
| |
| 15 | DF | Chan Wai Ho | 24 April 1982 (aged 21) | Buler Rangers
| |
| 16 | DF | Luk Koon Pong | 1 August 1978 (aged 25) | South China
| |
| 17 | GK | Goldbert Chi Chiu | 1 August 1981 (aged 22) | Buler Rangers
| |
| 18 | DF | Lee Wai Man (Captain) | 18 August 1973 (aged 30) | Happy Valley
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| 19 | GK | Fan Chun Yip | 1 May 1976 (aged 27) | Happy Valley
| |
| 20 | DF | Poon Yiu Cheuk | 19 September 1977 (aged 26) | Happy Valley
| |
| 21 | FW | Lawrence Akandu | 10 December 1974 (aged 28) | Happy Valley
| |
| 22 | DF | Ng Wai Chiu | 22 October 1981 (aged 22) | Guangzhou Xiangxue
|
Coach: 
Zico
| No. | Pos. | Player | Date of birth (age) | Caps | Club |
|---|---|---|---|---|---|
| 1 | GK | Seigo Narazaki | 15 April 1976 (aged 27) |  Nagoya Grampus Eight
| |
| 2 | DF | Nobuhisa Yamada | 10 September 1975 (aged 28) | Urawa Reds
| |
| 3 | DF | Keisuke Tsuboi | 16 September 1979 (aged 24) | Urawa Reds
| |
| 4 | DF | Teruyuki Moniwa | 8 September 1981 (aged 22) | FC Tokyo
| |
| 5 | DF | Tsuneyasu Miyamoto (Captain) | 7 February 1977 (aged 26) | Gamba Osaka
| |
| 6 | DF | Atsuhiro Miura | 24 June 1974 (aged 29) | Tokyo Verdy
| |
| 7 | MF | Naohiro Ishikawa | 12 May 1981 (aged 22) | FC Tokyo
| |
| 8 | MF | Mitsuo Ogasawara | 5 April 1979 (aged 24) | Kashima Antlers
| |
| 9 | FW | Tatsuhiko Kubo | 18 June 1976 (aged 27) | Yokohama F. Marinos
| |
| 10 | MF | Toshiya Fujita | 4 October 1971 (aged 32) | Jubilo Iwata
| |
| 11 | FW | Teruaki Kurobe | 6 March 1978 (aged 25) | Kyoto Purple Sanga
| |
| 12 | GK | Ryota Tsuzuki | 18 April 1978 (aged 25) | Urawa Reds
| |
| 13 | FW | Masashi Motoyama | 20 June 1979 (aged 24) | Kashima Antlers
| |
| 14 | DF | Alex | 20 July 1977 (aged 26) | Shimizu S-Pulse
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| 15 | MF | Takashi Fukunishi | 1 September 1976 (aged 27) | Jubilo Iwata
| |
| 16 | MF | Daisuke Oku | 7 February 1976 (aged 27) | Yokohama F. Marinos
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| 17 | MF | Takuya Yamada | 24 August 1974 (aged 29) | Tokyo Verdy
| |
| 18 | MF | Yuki Abe | 6 September 1981 (aged 22) | JEF United Ichihara
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| 19 | MF | Yasuhito Endo | 28 January 1980 (aged 23) | Gamba Osaka
| |
| 20 | FW | Yoshito Okubo | 9 June 1982 (aged 21) | Cerezo Osaka
| |
| 21 | DF | Akira Kaji | 13 January 1980 (aged 23) | FC Tokyo
| |
| 22 | DF | Yuji Nakazawa | 25 February 1978 (aged 25) | Yokohama F. Marinos
| |
| 23 | GK | Yoichi Doi | 25 July 1973 (aged 30) | FC Tokyo
|
Coach: 
Humberto Coelho