# Water polo at the 1990 Asian Games

Water polo was contested for men only at the 1990 Asian Games in Beijing, China.

## Medalists

| Event | Gold | Silver | Bronze |
| Men details | China Cai Shengliu Cui Shiping Deng Zhaorong Ge Jianqing Gong Dali Huang Long Huang Qijiang Jiang Yihua Lin Jun Ni Shiwei Wang Minhui Xie Bin Zheng Yong | Japan Makihiro Motomiya | South Korea Ahn Sang-hoon Chang Si-young Jeong Bo-keun Jeong Dong-seob Jeong Yeong-sik Kwon Oh-kil Lee Jung-suk Lee Sang-hyun Lee Sang-won Park Jong-gil Park Moon-seon Park Seok-beom Yoo Seung-hoon |

## Results
### Preliminary round
#### Group A

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification |
| 1 | China | 3 | 3 | 0 | 0 | 45 | 12 | +33 | 6 | Semifinals |
| 2 | South Korea | 3 | 2 | 0 | 1 | 32 | 23 | +9 | 4 | Semifinals |
| 3 | Iran | 3 | 1 | 0 | 2 | 27 | 24 | +3 | 2 | Classification 5th–7th |
| 4 | Hong Kong | 3 | 0 | 0 | 3 | 11 | 56 | −45 | 0 | Classification 5th–7th |
| 24 September | China | 20–5 | Hong Kong | Ying Tung Natatorium, Beijing |
| 24 September | South Korea | 9–7 | Iran | Ying Tung Natatorium, Beijing |
| 26 September | China | 12–1 | Iran | Ying Tung Natatorium, Beijing |
| 26 September | South Korea | 17–3 | Hong Kong | Ying Tung Natatorium, Beijing |
| 27 September | China | 13–6 | South Korea | Ying Tung Natatorium, Beijing |
| 27 September | Iran | 19–3 | Hong Kong | Ying Tung Natatorium, Beijing |

#### Group B

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification |
| 1 | Japan | 2 | 2 | 0 | 0 | 39 | 14 | +25 | 4 | Semifinals |
| 2 | Singapore | 2 | 1 | 0 | 1 | 21 | 31 | −10 | 2 | Semifinals |
| 3 | North Korea | 2 | 0 | 0 | 2 | 14 | 29 | −15 | 0 | Classification 5th–7th |
| 24 September | Singapore | 12–9 | North Korea | Ying Tung Natatorium, Beijing |
| 26 September | Japan | 17–5 | North Korea | Ying Tung Natatorium, Beijing |
| 27 September | Japan | 22–9 | Singapore | Ying Tung Natatorium, Beijing |

### Classification 5th–7th

* The results and the points of the matches between the same teams that were already played during the preliminary round shall be taken into account for the classification round.
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts |
| 1 | North Korea | 2 | 1 | 1 | 0 | 33 | 12 | +21 | 3 |
| 2 | Iran | 2 | 1 | 1 | 0 | 28 | 12 | +16 | 3 |
| 3 | Hong Kong | 2 | 0 | 0 | 2 | 6 | 43 | −37 | 0 |
* 1 2 Head-to-head result: PRK 9–9 IRN. Overall goal difference was used as the tiebreaker.
| 29 September | North Korea | 24–3 | Hong Kong | Ying Tung Natatorium, Beijing |
| 30 September | Iran | 9–9 | North Korea | Ying Tung Natatorium, Beijing |

### Final round

| Semifinals | Semifinals | Final | Final |
| 29 September | 29 September |
| China | 17 |
| China | 17 | 30 September | 30 September |
| Singapore | 4 | 30 September | 30 September |
| Singapore | 4 | China | 10 |
| 29 September | 29 September | | China | 10 |
| 29 September | 29 September | Japan | 7 |
| Japan | 13 | Japan | 7 |
| South Korea | 7 | | |
| South Korea | 7 | Bronze medal match | Bronze medal match |
| | | 30 September | 30 September |
| | | Singapore | 8 |
| | | South Korea | 9 |

#### Semifinals

| 29 September | China | 17–4 | Singapore | Ying Tung Natatorium, Beijing |
| 29 September | Japan | 13–7 | South Korea | Ying Tung Natatorium, Beijing |

#### Bronze medal match

| 30 September | Singapore | 8–9 | South Korea | Ying Tung Natatorium, Beijing |

#### Final

| 30 September | China | 10–7 | Japan | Ying Tung Natatorium, Beijing |

## Final standing

| Rank | Team | Pld | W | D | L |
| | China | 5 | 5 | 0 | 0 |
| | Japan | 4 | 3 | 0 | 1 |
| | South Korea | 5 | 3 | 0 | 2 |
| 4 | Singapore | 4 | 1 | 0 | 3 |
| 5 | North Korea | 4 | 1 | 1 | 2 |
| 6 | Iran | 4 | 1 | 1 | 2 |
| 7 | Hong Kong | 4 | 0 | 0 | 4 |