Yatsugatake South Base Observatory

The Yatsugatake South Base Observatory is a research facility in the mountains equipped with multiple telescopes for studying the night sky. The installation is positioned at high elevation to provide clear viewing conditions for astronomical work.

This facility was established as a specialized observation center and later received official recognition for its contributions to space research. The site has developed into an established research hub that continues to gather astronomical data over time.

This observatory serves as a meeting point for researchers and students in the region who gather to study the stars together. The facility opens its telescopes to the public at certain times, allowing people to discover the night sky in ways they cannot from their homes.

The site is accessible from the Hokuto region and is best visited when skies are clear and light pollution is minimal. Visitors should bring warm clothing since the mountain elevation means cooler temperatures throughout the year.

Researchers here conduct observations of earthquake precursor phenomena alongside standard stargazing work. This specialized research makes the location valuable for early warning systems related to seismic activity.

Location: Hokuto

GPS coordinates: 35.88253,138.36470

Latest update: December 12, 2025 17:48