Yui-Shiori
KochiLeisure

Shimanto Astronomical Observatory (四万十天文台)

Flow of the course

About this spot

A public observatory built along the Shimanto River, located within an area certified as a former Environment Agency Starry Sky Town. In addition to observation through the dome reflecting telescope, visitors can also go down to the riverbank to view the Milky Way with the naked eye. Explanations are provided by Seido attendants.

Season & hours

Name: 四万十天文台

Venue: 四万十天文台

Source: shimantostar.com

Tips

Advance phone reservation by the day before is required (Hotel Seira Shimanto, 0880-52-2225). Closed on Wednesdays; arrivals after 20:00 may not be accommodated, so please be punctual. Fees are 520 yen for adults, 300 yen for elementary and junior high school students, and free for infants.

Best time to visit

Clear autumn and winter nights

How was this spot?

Access & map

〒787-1603 1101 Nishitosa Moi, Shimanto City, Kochi Prefecture

Visit official website

Model course featuring this spot

2026 Full-Day Starry Sky Course at Shimanto Astronomical Observatory

Kochi

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