The is a river in southern

Ishikawa Prefecture is a Prefectures of Japan, prefecture of Japan located in the Chūbu region of Honshu island. Ishikawa Prefecture has a population of 1,096,721 (1 January 2025) and has a geographic area of 4,186 Square kilometre, km2 (1,616 sq mi). Ishikawa Pr ...

in the Hokuriku region of

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

. The river originates on Hakusan, the highest peak in the

Hakusan National Park is a national park in the Chūbu region of Honshū, Japan. Established in 1962, it spans the borders of Fukui, Gifu, Ishikawa, and Toyama prefectures. Its main geographical feature is Mount Haku. In 1980 an area of 480 km² corresponding ...

on the border between Ishikawa and

Gifu Prefecture is a Prefectures of Japan, prefecture of Japan located in the Chūbu region of Honshu. Gifu Prefecture has a population of 1,910,511 () and has a geographic area of . Gifu Prefecture borders Toyama Prefecture to the north; Ishikawa Prefecture ...

, and flows in a generally northern direction to the

Sea of Japan The Sea of Japan is the marginal sea between the Japanese archipelago, Sakhalin, the Korean Peninsula, and the mainland of the Russian Far East. The Japanese archipelago separates the sea from the Pacific Ocean. Like the Mediterranean Sea, it ...

. The river is used extensively for irrigation, and for the generation of

hydroelectric power Hydroelectricity, or hydroelectric power, is Electricity generation, electricity generated from hydropower (water power). Hydropower supplies 15% of the world's electricity, almost 4,210 TWh in 2023, which is more than all other Renewable energ ...

. The

Battle of Tedorigawa The took place near the Tedori River in Japan's Kaga Province in 1577, between the forces of Oda Nobunaga against Uesugi Kenshin. This was destined to be Kenshin's last great battle. Kenshin tricked Nobunaga into launching a frontal attac ...

was fought on the banks of the river in 1577

Dams and hydroelectric power generation

References

Rivers of Ishikawa Prefecture Rivers of Japan {{Japan-river-stub