Yui-Shiori
YamaguchiLeisure

Otani Sanso Bekkan Otozure (大谷山荘別邸 音信(おとずれ))

Flow of the course

About this spot

An astronomical dome attached to the 8th floor of Otani Sanso's Fuyo guest wing. Through a specialized telescope, you can observe seasonal stars such as the Perseid meteor shower and summer astronomical shows. Held daily from 19:30 to 22:10 (closed Tuesdays for maintenance), free and limited to hotel guests.

Season & hours

Name: 大谷山荘 天体ドーム

Venue: 大谷山荘 天体ドーム

Source: otanisanso.co.jp

Tips

Reservations are required in advance — book through the reservation center before your stay, or at the front desk on the day. If the weather is poor, past observation footage is shown instead. As it's a guests-only facility, it cannot be used for day trips.

Best time to visit

Evening, during the 19:30-22:10 session

How was this spot?

Access & map

〒759-4103 2208 Fukawa Yumoto, Nagato-shi, Yamaguchi

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Model course featuring this spot

2026 Full-Day Starry Sky Course at Otani Sanso's Astronomical Dome

Yamaguchi

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