| Yoshino River | |
|---|---|
 Yoshino Daiju Dam | |
| Native name | 吉野川 (Japanese) |
| Location | |
| Country | Japan |
| Prefectures | Kōchi, Tokushima |
| Physical characteristics | |
| Source | Mount Kamegamori |
| • location | Kōchi |
| Mouth | Kii Channel |
• location | Tokushima |
• coordinates | 34°04′43″N 134°36′03″E / 34.078499°N 134.600722°E |
• elevation | 0m |
| Length | 194 km (121 mi) |
The Yoshino River (吉野川 Yoshino-gawa) is a river on the island of Shikoku, Japan. It is 194 km (121 mi) long and has a watershed of 3,750 km2 (1,450 sq mi). It is the second longest river in Shikoku (slightly shorter than the Shimanto), and is the only river whose watershed spreads over the four prefectures of the island.