| Event: | Women's +78 kg |
| Championship: | 2010 World Judo Championships |
| Location: | Tokyo, Japan |
| Gold: | Mika Sugimoto |
| Gold Value: | 1 |
| Goldnoc: | JPN |
| Silver: | Qin Qian |
| Silvernoc: | CHN |
| Bronze: | Idalys Ortiz |
| Bronzenoc: | CUB |
| Bronze2: | Maki Tsukada |
| Bronzenoc2: | JPN |
The Women's +78 kg competition at the 2010 World Judo Championships was held at 9 September at the Yoyogi National Gymnasium in Tokyo, Japan. 31 competitors contested for the medals, being split in 4 Pools where the winner advanced to the medal round.