National Astronomical Observatory of Japan

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About

Opening hours
The open hour is 10:00 a.m. to 5:00 p.m. (the admission is until 4:30 p.m. ).
How to Join
No reservations required
Saturday / Sunday, national holidays, during summer vacation / spring vacation period
There are Solar Observation Day at 20-cm Telescope Dome.
Solar Observation Day
Others
Admission free. There are free bicycle parking and toll parking.
NAOJ Mitaka Campus Guidebook is available in English, Japanese, Chinese, Korean, and Spanish. Ask at the Gate House.

Regular Open Course

Regular Open Course

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Campus Map

Download the campus map (PDF): Color Monochrome

For your safety and smile

  • Please not to enter the areas and facilities that are not opened for public. Be careful mosquitoes, bees, snakes and etc.
  • The National Astronomical Observatory of Japan is a research institute. Please not to come to the open course in the campus with pets. Assistance dogs (service dog, guide dog, and so on) are allowed in the campus.
  • Please use resting room or outdoor bench to eating and drinking. During lunch time, you can use cafeteria of the University of Tokyo CO-OP NAOJ branch.
  • Please take all your garbage back home with you. Thank you for your cooperation.
  • Smoking is prohibited inside the campus except smoking area.
  • National Astronomical Observatory of Japan is working on conservation vegetation. Let's keep the rich nature in the campus.

Mitaka Picture Book House in the Astronomical Observatory Forest

In Mitaka campus, there is the Mitaka Picture Book House in the Astronomical Observatory Forest that is utilized of old lodgment of NAOJ.

Opening hours
10:00 a.m. to 5:00 p.m. (Closed : Tuesday, year-end and New Year holidays.)
Website
Mitaka Picture Book House in the Astronomical Observatory Forest

*There is no English visitor guide page in the site.*