Okutataragi Pumped Storage Power Station, Pumped-storage power station in Asago, Hyogo, Japan

Okutataragi Pumped Storage Power Station is a pumped-storage facility in Asago, Hyogo, Japan. It consists of an upper reservoir and a lower reservoir, connected by tunnels and a powerhouse, and it plays a key role in balancing the power grid.

The station was built in the 1970s to meet growing electricity demand. It has since been upgraded to increase its capacity and efficiency.

The name Okutataragi comes from the local area, and the station is a familiar landmark for residents. The reservoirs are integrated into the landscape, and the site is often seen as a symbol of modern engineering in the region.

The site is in a mountainous area, so roads can be narrow and winding; drive carefully and allow extra time. The facilities are not open for public tours, but you can view the reservoirs from nearby roads and viewpoints.

The power station uses water from the Ichikawa River and is one of the largest of its kind in Japan. Its upper reservoir is situated on a plateau, offering views of the surrounding mountains.