Astronomical Observatory

Ponder eternity in the shimmering light
that reaches us from so many light years away

Fuyo8th Floor

Take in the stars visible from our astronomical observatory dome, on the year, and at the time of your visit.
A specialist at Otani Sanso will be your guide with the theme of the stars visible each month (Free for overnight guests).

Business Hours 7:30 p.m. - 10:10 p.m. (Closed for maintenance every Tuesday)
Reservation Times: 7:30 p.m. / 7:50 p.m. / 8:10 p.m. / 8:50 p.m. / 9:10 p.m. / 9:30 p.m. / Final reception at 9:50 p.m. (Finishing at 10:10 p.m.)

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Making a reservation from our website is the most cost-effective

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We also accept reservations for children(in rooms other than the twin size)