Visitors' information (for public use)

Opening hours

Summer (March ~ October)
Exhibitions opening hoursTuesday ~ Sunday10:00 ~ 17:00
Star watching hoursSaturday, Sunday, Holiday19:00 ~ 22:00
Star watching hours for groups
(need reservation)
Wednesday, Thursday, Friday19:00 ~ 22:00
Winter (November ~ February)
Exhibitions opening hoursTuesday ~ Sunday10:00 ~ 16:00
Star watching hoursSaturday, Sunday, Holiday18:00 ~ 21:00
Star watching hours for groups
(need reservation)
Wednesday, Thursday, Friday18:00 ~ 21:00

If it is cloudy, rainy or snowy, star watching will not be held.

Free tour, etc

Explanation of 150cm telescope : Everyday, 11:00, 13:00 (,15:00 = weekday only), duration about 15minutes

Daytime starwatching: Saturday & Sunday & Holiday, 11:30 ~ 12:00

Outdoor monuments' highlights tour: Everyday, 14:00, duration about 20minutes

3D theater: Saturday & Sunday & Holiday, 15:00 ~ 15:30

Event schedule may change.

If it is cloudy, rainy or snowy, star watching will not be held.

Admission fee

300 yen for adults, 200 yen for college & high school students. Admission free for kids.