- Please refrain from visiting from prefectures where a state of emergency or similar declaration has been declared.
- Those who wish to enter the observatory are required to ware a mask, take their body temperature at the reception desk and submit an application form.
- The maximum number of people allowed to enter at one time is 50.
- Evening visitors must make a reservation.
Opening Hours
- March ~ October
- Exhibitions : 10 am ~ 5 pm
Stargazing : 7 pm ~ 10 pm - November ~ February
- Exhibitions : 10 am ~ 4 pm
Stargazing : 6 pm ~ 9 pm
Sun |
Mon |
Tue |
Wed |
Thu |
Fri |
Sat |
|---|---|---|---|---|---|---|
| - | - | 1 × - |
2 × - |
3 × - |
4 × - |
5 × - |
6 × - |
7 × - |
8 × - |
9 × - |
10 × - |
11 × - |
12 × - |
13 × - |
14 × - |
15 ○ - |
16 ○ - |
17 ○ - |
18 ○ - |
19 ○ - |
20 ○ - |
21 × - |
22 ○ - |
23 △ R June 23 2:15 p.m. to 4:15 p.m. no entry or stay |
24 ○ R |
25 ○ R |
26 ○ - |
27 ○ - |
28 × - |
29 ○ - |
30 ○ R |
- | - | - |
○ | Open at daytime (Exhibitions) |
|---|---|
△ | Admission is restricted at certain times (Details in Japanese) |
★ | Open at night (Stargazing, reservations are required.) |
R | Limited at night for groups with reservation |
× | Closed at daytime |
- | Closed at night |
150-cm Reflector Telescope
- Specifications of telescopes.
- Stargazing parties.
- Research & Education (in Japanese)
Exhibitions
- Exhibitions
- Annual events calendar (in Japanese)
Sky monitor
Images of web camerasTweets
GAO official twitter
Photo Gallery