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  • September 2021

    11th (Saturday), 12th(Sunday)

    "Commemorative photo session with the Milky Way』\
    How about taking a commemorative photo with the Milky Way in the background on the wide lawn of the observatory?
    Let's enjoy nature while enjoying the sunny starry sky.

    ★Hours from 20:00 to 21:00
    ★Meeting place Seiwa Kogen Observatory Lawn Square

    Please check the information page for details.
Astronomical observation partyWe carry out every day.(Closed on Tuesdays)
*Currently, reservation is required.Be sure to make a reservation.
  Time ① From 20:00 ② From 20:30 
*We carry out within 15 people at a time so as not to be crowded.
*The time may change depending on the weather.
*Some days may not be accepted on the desired day.
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9/11 (Saturday) -23(Thursday)★If you want to shoot the moon, this period is recommended!

9/14 (Tuesday) is the first quarter moon and 9/21 (Tuesday) is the full moon.
In addition, this year's 15th night (the harvest moon) is 9/21.
At night when the moon looks bright, how about taking a picture of the moon with a smartphone using a large telescope or large binoculars?
9/1 (Wednesday) -10(Friday),25 (Saturday) -30(Thursday)★Period when the constellation looks beautiful

9/7 (Tuesday) is the new moon.You can see the constellations well at this time when the moonlight is low.
It is the time when the summer constellations can be seen from directly above to the west.
Autumn constellations are beginning to appear from the east.
In addition to bright stars such as the Summer Triangle, you can also see the Milky Way.

Past calendar

  • August 2021

    ◆August 12(Thursday):Notice of cancellation of "Perseids meteor shower observation party"
      *It was canceled due to the spread of new coronavirus infection.
      *If you have already made a reservation or are planning to make a reservation in the future, make sure you do not make a mistake.
       It will be announced.
       Please note that visitors on the day of the event will not be accepted.

    ◆A sunny day from August 9th to 11th:"Perseids Meteor Shower LIVE" will be held as scheduled
     Around 21:00
    We will deliver it on YouTube before the Perseids Meteor Shower Kanbokai.
    Enjoy shooting stars while listening to loose talk online.
    Delivery channel:Mountain City Mountain City Creation YouTube Channel
Astronomical observation partyWe carry out every day.(Closed on Tuesdays)
*Currently, reservation is required.Be sure to make a reservation.
   Time ① From 20:00 ② From 20:30 
*We carry out with less than 12 people at a time so as not to be crowded.
*The time may change depending on the weather.
*Due to the issuance of the Kumamoto Spread Prevention Declaration, the business hours will be until 21:00 and the capacity will be reduced.
*Some days may not be accepted on the desired day.
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  • July 2021

    Details such as events will be added at a later date
    General astronomical observations are not accepted on 7/25 (Sunday) due to group reservations.
Astronomical observation partyWe carry out every day.(Closed on Tuesdays)
*Currently, reservation is required.Be sure to make a reservation.
   Time ① From 20:00 ② From 20:30 ③ From 21:00 
*We carry out with less than 12 people at a time so as not to be crowded.
*The time may change depending on the weather.
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7/14 (Wednesday) -24(Saturday)★If you want to shoot the moon, this period is recommended!

7/17 (Saturday) is the first quarter moon and 7/24 (Saturday) is the full moon.
At night when the moon looks bright, how about taking a picture of the moon with a smartphone using a large telescope or large binoculars?
7/1 (Thursday) -14(Wednesday)★Period when the constellation looks beautiful

7/10 (Saturday) is the new moon.You can see the constellations well at this time when the moonlight is low.
It is the time when the spring constellations (Leo, Virgo ...) can be seen on the west side, and the summer constellations can be seen on the east side.
In addition to bright stars such as the Summer Triangle, you can also see the Milky Way.
  • June 2021

    Details such as events will be added at a later date
Astronomical observation partyWe carry out every day.(Closed on Tuesdays)
*Currently, reservation is required.Be sure to make a reservation.
  Time ① From 20:00 ② From 20:30 ③ From 21:00 
*One week before and after the summer solstice (June 21st)
  Time ① From 20:30 ② From 21:15
 It is carried out only twice.
*We carry out with less than 12 people at a time so as not to be crowded.
*The time may change depending on the weather.
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6/16 (Wednesday) -27(Sunday)★If you want to shoot the moon, this period is recommended!

6/18 (Friday) is the first quarter moon and 6/25 (Friday) is the full moon.
At night when the moon looks bright, how about taking a picture of the moon with a smartphone using a large telescope or large binoculars?
Also, on the 17th, you can see "Moon X" around 20:50.Look at the letter "X" on the moon.
6/2 (Wednesday) -14(Monday)★Period when the constellation looks beautiful

6/10 (Thursday) is the new moon.You can see the constellations well at this time when the moonlight is low.
It is the time when the spring constellations (Leo, Virgo ...) can be seen in high positions.
Bright stars such as the Spring Triangle are also in full bloom.
  • May 2021

    ≪Announcement of total lunar eclipse YouTube live distribution≫
    The total lunar eclipse on the night of May 26th (Wednesday) will be streamed live on YouTube.
    Enjoy how the moon darkens in the shadow of the earth.
    Date and time Wednesday, May 26, 7 pm-
    Distribution channel "Official"Yamato Town Creation Channel

    *It will be canceled in case of bad weather.
    *The leaflets and YouTube channel addresses are listed on the information page.

    Details such as other events will be added at a later date
Astronomical observation partyWe carry out every day.(Closed on Tuesdays)
*Currently, reservation is required.Be sure to make a reservation.
   Time ① From 19:45 ② From 20:30 ③ From 21:15 
*We carry out within 15 people at a time so as not to be crowded.
*The time may change depending on the weather.
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5/16 (Sunday) -28(Friday)★If you want to shoot the moon, this period is recommended!

Thursday, May 20th is the first quarter moon, and Wednesday, May 26th is the full moon.
At night when the moon looks bright, how about taking a picture of the moon with a smartphone using a large telescope or large binoculars?
A total lunar eclipse will occur on the 26th.Please enjoy the unusual appearance of the moon.
5/1 (Thursday) -16(Sunday)★Period when the constellation looks beautiful

5/12 (Wednesday) is the new moon.You can see the constellations well at this time when the moonlight is low.
It is the time when the spring constellations (Leo, Virgo ...) appear high.
Bright stars such as the Spring Triangle are also in full bloom.
  • April 2021

    April 22(Thursday)
    The Lyrids meteor shower reaches its maximum.
    Let's check how many you can see.
Astronomical observation partyWe carry out every day.(Closed on Tuesdays)
*Currently, reservation is required.Be sure to make a reservation.
   Time ① From 19:30 ② From 20:10 ③ From 21:00 
*We carry out within 15 people at a time so as not to be crowded.
*The time may change depending on the weather.
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4/16 (Friday) -30(Friday)★If you want to shoot the moon, this period is recommended!

4/20 (Tuesday) is the first quarter moon and 4/27 (Tuesday) is the full moon.
At night when the moon looks bright, how about taking a picture of the moon with a smartphone using a large telescope or large binoculars?
4/1 (Thursday) -14(Wednesday)★Period when the constellation looks beautiful

4/12 (Monday) is the new moon.You can see the constellations well at this time when the moonlight is low.
It is the time when the spring constellations (Leo, Virgo ...) appear high.
Bright stars such as the Spring Triangle are also in full bloom.
  • March 2021

    Details such as events will be added at a later date
【Astronomical observation party】We carry out every day.(Closed on Tuesdays)
*The start time of the astronomical observation event will change from March 1st.Scheduled to start at 19:30
*Currently, reservation is required.Be sure to make a reservation.
*We carry out within 15 people at a time so as not to be crowded.
*The time may change depending on the weather.
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3/1,3/18 (Thursday) ~★If you want to shoot the moon, this period is recommended!

3/21 (Sunday) is the first quarter moon and 3/29 (Monday) is the full moon.
At night when the moon looks bright, how about taking a picture of the moon with a smartphone using a large telescope or large binoculars?
3/3 (Wednesday) -17(Wednesday)★Period when the constellation looks beautiful

3/13 (Saturday) is the new moon.You can see the constellations well at this time when the moonlight is low.
It is the season when winter constellations (Orion, Taurus ...) can be seen in high positions.
Bright stars such as the Winter Triangle are also in full bloom.
  • February 2021

    ≪Notice of resumption of normal business≫
    The museum was temporarily closed due to Kumamoto Prefecture's own state of emergency due to the recent spread of the new coronavirus infection, but due to the cancellation of the declaration, normal business will resume on Friday, 19th.


【Astronomical observation party】We carry out every day.(Closed on Tuesdays)
*Currently, reservation is required.Be sure to make a reservation.
   Time ① From 19:00 ② From 20:00 ③ From 21:00 
*We carry out within 15 people at a time so as not to be crowded.
*The time may change depending on the weather.
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2/17 (Wednesday) ~★If you want to shoot the moon, this period is recommended!

2/20 (Saturday) is the first quarter moon and 2/27 (Saturday) is the full moon.
The letter X will appear on the moon for a short time before 18:00 on Friday, 19th.
At night when the moon looks bright, how about taking a picture of the moon with a smartphone using a large telescope or large binoculars?
2/3 (Wednesday) -15(Monday)★Period when the constellation looks beautiful

2/12 (Friday) is the new moon.You can see the constellations well at this time when the moonlight is low.
It is the season when winter constellations (Orion, Taurus ...) can be seen in high positions.
Bright stars such as the Winter Triangle are also in full bloom.
  • January 2021

    ◆January 1"First sunrise observation party』\
    Would you like to see the first sunrise of the year at the observatory?
    Let's enjoy the rising sun from the same height as the line of sight
    ★Opening hours 6:00 to 8:00 (Estimated sunrise time around 7:20)
    *The following measures will be taken to prevent the spread of new coronavirus infection.
      ・The observatory will be closed.Please enjoy the view of the first sunrise at the lawn open space.
      ・Please wear a mask.
      ・The behavior of amazake will be stopped.
      ・The parking lot is open from 6:00 to 8:00.

    ≪Notice of temporary closure≫
    Following Kumamoto Prefecture's own state of emergency due to the recent spread of the new coronavirus infection, it is as follows.
    We will be temporarily closed.
    We apologize for the inconvenience, but please understand.
    In addition, we will inform you at any time on the homepage as it may change depending on the infection situation.
    1. 1. Target facility      Seiwa Plateau Astronomical Observatory entire Seiwa Plateau Astronomical Observatory(hotel,Including restaurants)
    2. Temporary closure period January 20th (Wednesday) -February 7th, 3rd year of Reiwa(Sunday)
    3. 3. Temporarily closed days Monday to Friday
      *We are normally open on Saturdays and Sundays.(Accommodation is also possible)
    Four. Inquiries while the museum is closed We will answer the phone from 13:00 to 17:00.Excluding closed days (Tuesday)
    Five. Seiwa Plateau Astronomical Observatory   TEL / FAX 0967-82-3300
                MAIL astroseiwa@town.yamato.kumamoto.jp
【Astronomical observation party】We carry out every day.(Closed on Tuesdays)
*Currently, reservation is required.Be sure to make a reservation.
Time ① From 19:00 ② From 20:00 ③ From 21:00 
*We carry out within 15 people at a time so as not to be crowded.
*The time may change depending on the weather.
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1/1 (Friday) -4 (Monday), 1/18 (Wednesday)-★Recommended period for shooting the moon

1/29 (Friday) is the full moon and 1/21 (Thursday) is the first quarter moon.
How about shooting the moon with your smartphone?
1/6 (Wednesday) -17(Sunday)★Period when the constellation looks beautiful

1/13 (Wednesday) is the new moon.You can see the constellations well at this time when the moonlight is low.
The winter constellations (Orion, Canis Major ...) are in full bloom.

It is in full bloom at the zenith of Mars.
  • Seiwa Kogen Observatory December 2020

    ◆December 6th(Monday)"Welcome back Hayabusa2』\
    Hayabusa2, the spacecraft that left the earth in 2014, will return to the earth.
    An event will be held at the observatory to commemorate the return of Hayabusa2.
    ★Time:From 13:30 to 15:00
     Part 1 Watching videos provided by jaxa,Hiratsuka-sensei's talk
           *Lecturer Ubuyama Observatory Chief Hiratsuka
     Part 2 Workshop
           *Hayabusa2 Paper Craft
    ★Participation fee:500 yen per person(Tax included)
    ★Reservation required.:First 30 people
    Please contact Seiwa Plateau Astronomical Observatory for applications. 

    ◆October 31st to December 20th "Kotatsu Kanbokai"
     The popular Kotatsu Kanbokai every year.Enjoy a hot drink in the kotatsu set on the lawn square.
     Please enjoy the starry sky in autumn and winter while drinking.
    ★Time:From 18:30 to 21:30(Use within 2 hours)
     *Limited to 4 groups per day(1 group of 4 people is recommended)
    ★Fare:Kotatsu usage fee 2,000 yen + entry fee
           *Participation fee:500 yen for adults, 300 yen for elementary and junior high school students
    ★Special Advantages:Mini constellation commentary,Hot drink,Hokkairo,Rental of small binoculars,With mini lantern
    ★Reservation required.:If you would like to participate, please call or email us.(Refer to the reservation method of the usage guide)
      Please apply.It will be closed as soon as it becomes capacity.
    ★Astronomical observation:Separate reservation is required(Paid)
    ★closing day Every Tuesday *It will be canceled on bad weather days.
【Astronomical observation party】We carry out every day.(Closed on Tuesdays)
*Currently, reservation is required.Be sure to make a reservation.
Time ① From 19:00 ② From 19:45 ③ From 20:30 ④ From 21:15
  ⇒The 4th time is only held when there are many reservations for observation such as weekends.
*We carry out within 15 people at a time so as not to be crowded.
*The time may change depending on the weather.
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12/2 (Wednesday) -5 (Saturday), 12/19 (Saturday) ~★If you want to shoot the moon, this period is recommended!

12/22 (Tuesday) is the first quarter moon and 12/30 (Wednesday) is the full moon.
At night when the moon looks bright, how about taking a picture of the moon with a smartphone using a large telescope or large binoculars?

Jupiter and Saturn will come very close on the 21st, the day before the first quarter moon.
12/7 (Monday) -17(Thursday)★Period when the constellation looks beautiful

12/14 (Monday) is the new moon.You can see the constellations well at this time when the moonlight is low.
It is the season when you can see the autumn constellations (Pegasus, Andromeda ...) and the winter constellations (Orion, Taurus ...).

The maximum of the Gemini meteor shower is Monday, 14th.
Please enjoy the stars flowing in the starry sky without moonlight.
  • Seiwa Plateau Astronomical Observatory:November 2020

    ◆October 31st to December 20th "Kotatsu Kanbokai"
     The popular Kotatsu Kanbokai every year.Enjoy a hot drink in the kotatsu set on the lawn square.
     Please enjoy the starry sky in autumn and winter while drinking.
    ★Time:From 18:30 to 21:30(Use within 2 hours)
     *Limited to 4 groups per day(1 group of 4 people is recommended)
    ★Fare:Kotatsu usage fee 2,000 yen + entry fee
           *Participation fee:500 yen for adults, 300 yen for elementary and junior high school students
    ★Special Advantages:Mini constellation commentary,Hot drink,Hokkairo,Rental of small binoculars,With mini lantern
    ★Reservation required.:If you would like to participate, please call or email us.(Refer to the reservation method of the usage guide)
      Please apply.It will be closed as soon as it becomes capacity.
    ★Astronomical observation:Separate reservation is required(Paid)
    ★closing day Every Tuesday *It will be canceled on bad weather days.
    ★Participants must wear a mask and warm clothes
【Astronomical observation party】We carry out every day.(Closed on Tuesdays)
*Currently, reservation is required.Be sure to make a reservation.
*It will be held from November 1st at the following times.
Time ① From 19:30 ② From 20:10 ③ From 20:50 ④ From 21:30
  ⇒The 4th time will be about 30 minutes.
*We carry out within 15 people at a time so as not to be crowded.
*The time may change depending on the weather.
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11/1 (Sunday) -4 (Wednesday), 11/21 (Saturday)-★Recommended period for shooting the moon

11/30 (Monday) is the full moon and 11/22 (Sunday) is the first quarter moon.
How about shooting the moon with your smartphone?
11/7 (Sat) -20(Friday)★Period when the constellation looks beautiful

11/15 (Sunday) is the new moon.You can see the constellations well at this time when the moonlight is low.
It is the season when you can see the autumn constellations (Pegasus, Andromeda...).

Mars is also in full bloom at this time of year.
  • Seiwa Plateau Astronomical Observatory:October 2020



    ◆October 31st to December 20th "Kotatsu Kanbokai"
    The popular Kotatsu Kanbokai every year.Enjoy the starry sky in the fall and winter with a hot drink in the kotatsu set on the lawn square.
    ★Time:From 18:30 to 21:30(Use within 2 hours)
     *Limited to 4 groups per day(1 group of 4 people is recommended)
    ★Fare:Kotatsu usage fee 2,000 yen + entry fee
     *Participation fee:500 yen for adults, 300 yen for elementary and junior high school students
    ★Special Advantages:Mini constellation commentary,Hot drink,Hokkairo,Rental of small binoculars,With mini lantern
    ★Reservation required.:If you would like to participate, please call or email us.(Refer to the reservation method of the usage guide)
      Please apply.It will be closed as soon as it becomes capacity.
    ★Astronomical observation:Separate reservation is required(Paid)
    ★closing day Every Tuesday *It will be canceled on bad weather days.


    ◆October 1(Thursday):"Moon viewing"
    October 1st is the mid-autumn moon.Seiwa Plateau Astronomical Observatory, we plan to hold an annual "moon viewing party".
    We will sell "Matcha set (Zenzai + Matcha)".(Matcha set 800 yen including tax)
    Enjoy talking about the moon and observing the moon while enjoying a matcha set on the terrace.
    ★Time:From 19:00 to 21:00 *Last reception 20:30
    ★Special Advantages:Free rental of social distance chairs to all participants!
    ★Reservation required.:Reservations are required for only 30 people.Please apply by email or TEL.
    *If the weather is bad, we will cancel.
    *A separate reservation (charged) is required for the astronomical observation event.Please be careful.
    *To prevent new corona infection, wear a mask, measure the temperature, disinfect your hands, and fill out a check sheet.
      I am asking you.
【Astronomical observation party】We carry out every day.(Closed on Tuesdays)
*It will be held from October 1st at the following times.
*There are days when the observation time is different.Please check in advance.
  Except Saturday 1st time from 20:00 2nd time from 20:40 to 3rd time from 21:20
  Saturday 1st 19:30 to 2nd 20:10 to 3rd 20:50 to 4th 21:30
  ⇒The fourth time on Saturday will be about 30 minutes.
*Currently, reservation is required.Be sure to make a reservation.
*We carry out within 15 people at a time so as not to be crowded.
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10/1 (Thursday) ~ 5 (Monday), 10/21 (Wednesday) ~★Recommended period for shooting the moon

10/2 (Friday) and 10/31 (Saturday) are full moons and 10/23 (Friday) are the first month of the month.
How about shooting the moon with your smartphone?
Wednesday, October 7 to 19(Monday)★Period when the constellation looks beautiful

10/17 (Saturday) is the new moon.You can see the constellations well at this time when the moonlight is low.
It is the season when you can see the autumn constellations (Pegasus, Andromeda...).

Jupiter, Saturn, and Mars will also be in full bloom at this time.
  • Seiwa Kogen Observatory September 2020

    ◆September 12(Saturday):Milky way photography event"Milky way diving"
     Notice of cancellation ☞ The event will be canceled because the weather on the day is not good.
     
    The Milky Way flowing through the summer night sky is powerful!
    An event will be held with the Milky Way in the Seiwa Kogen as the backdrop.
    The staff takes a commemorative photo of the Milky Way and you with the best shot! The captured image data will be provided on an SD card.

    【Implementation time】From 20:00 to 22:00
    【Number of applicants】Limited to 20 pairs
    *It is a complete reservation system.Please be sure to apply by TEL or email.
    *Please wear a mask as a measure to prevent the spread of new coronavirus infection.
    【Within  Content】Milky way shooting and handing over of shooting data
    *The staff will take a commemorative photo of you against the backdrop of the Milky Way.
    *Please bring your SD card on the day.(Those who do not have an SD card will sell it.)
    【Participation fee】500 yen(2 files provided once)
    *Astronomical observation fee is not included.It is an additional charge.

    ★It will be canceled if the weather is bad.
    ★A separate reservation is required to participate in astronomical observation meetings.Please make a reservation when you make a reservation for the "Milky Way Photography Event".
【Astronomical observation party】We carry out every day.(Closed on Tuesdays)
*Currently, reservation is required.Be sure to make a reservation.
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8/24 (Monday) ~ 9/4 (Friday), 9/24 (Thursday) ~★Recommended period for shooting the moon

9/2 (Wednesday) is the full moon and 9/24 (Thursday) is the first month.
How about shooting the moon with your smartphone?
9/9 (Wednesday) ~ 19(Saturday)★Period when the constellation looks beautiful

9/17 (Thursday) is the new moon.You can see the constellations well at this time when the moonlight is low.
The summer and autumn constellations are in full bloom.
  • Seiwa Kogen Observatory August 2020

    ◆August 12(Wednesday):"Perseid meteor shower Kanbokai"
    The Perseid meteor shower, one of the three major meteor showers, reaches its peak.Seiwa Plateau Astronomical Observatory will hold the "Perseus Meteor Shower Kanbokai" on the night of August 12th.

    【Number of applicants】Limited to 50 pairs
            *It is a complete reservation system.Please be sure to apply by TEL or email.
            *Please wear a mask as a measure to prevent the spread of new coronavirus infection.
    【Within  Content】Astronomical observation (observation room/terrace) and summer constellations(Lawn open space)
            *Saturn and Jupiter are observed with a large telescope and large binoculars.
            *Summer starlit sky commentary will be held in the grass field.
    【Participation fee】500 yen for high school students and above/Elementary and junior high school students 300 yen 

    【program】
    ・18:00:Start accepting(Last reception 21:30)
    ・20:00:
      Saturn observation with a large telescope(~22:00)*In the observation room
      Jupiter observation with large binoculars(~ 22:30)*On the terrace
    ・20:30:"Summer Starry Sky" Commentary(First time)*At the lawn open space 
    ・22:00:"Summer Starry Sky" Commentary(Second time)*At the lawn open space
    ・22:30:Event end

    ★A mini bazaar (17:00 to 21:00) will also be held.looking forward to!
    ★Whether to hold an event in bad weather will be decided at noon on the day.We will inform you on our website.


【Astronomical observation party】We carry out every day.
*Currently, reservation is required.Be sure to make a reservation.
7/26 (Sunday) ~ 8/5 (Wednesday), 8/24 (Monday) ~★Recommended period for shooting the moon

8/4 (Tuesday) is the full moon and 8/26 (Wednesday) is the first month of the month.
You can shoot the moon with your smartphone.
8/8 (Saturday)-8/19(Wednesday)★Period when the constellation looks beautiful

At this time when the moonlight is low, the constellations look very beautiful.
Would you like to visit us at this time of the Obon Festival?
  • Seiwa Kogen Observatory July 2020

    ◆Tanabata Week:From Saturday, July 4 to 12th(Sunday)
    The Tanabata season has arrived.Tanabata legend Orihime (Vega from Kotoza) and hiboshi. (Aries Altair)The bright, bright stars in the summer night sky across the Milky Way.
    Seiwa Plateau Astronomical Observatory, the Tanabata decoration will be held from Saturday, July 4th.Why don't you write your wish on a strip and pray for the stars together?
    Those who participate in the astronomical observation event during this period will receive "Hoshimi Constellation ★ Handmade Fan" as a gift!


    ◆Tanabata event "Wish for the Stars"
    Seiwa Plateau Astronomical Observatory is looking for strips of Tanabata decorations! Please make a request and send it.
    ・Application period:June 20 (Saturday) to July 31(Friday)
    ・Exhibition period:July 04 (Saturday) to August 15(Saturday)
    ・Application method:The strips can be official postcards, picture postcards, or anything.Please mail to the address below.
      861-3832 1238-14 Imuta, Yamato Town, Kamimashiki County, Kumamoto Prefecture  Seiwa Kogen Observatory Line

【Astronomical observation party】We carry out every day.(Closed on Tuesdays)
*Currently, reservation is required.Be sure to make a reservation.
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6/27 (Monday) ~ 7/6 (Monday), 7/26 (Sunday) ~★Periods when moon photography is recommended

6/27 (Monday) and 7/27 (Monday) are the first months of the month, and 7/5 (Sunday) is the full moon.
If the moon is bright, please come to the moon.
On 7/27 (Monday), the moon X may be visible at age 6.4.

7/11 (Saturday) -25(Saturday)★Period when the constellation looks beautiful

7/13 (Monday) is the last month and 7/21 (Tuesday) is the new month.
Observe the bright stars in the dark summer night sky.Introducing the "Summer Constellation"
Summer's Great Triangle, Libra, Scorpio, Sagittarius, Sagittarius, Aquarius, Cygnus, Hercules and Ophiuchus are in full bloom.

Jupiter and Saturn are in full bloom at this time.Jupiter is the "impact" on July 14th, and Saturn is the "impact" on July 21st.Let's observe.

  • Seiwa Kogen Observatory Jun 2020

    ◆Partial Solar Eclipse Kanbou Association
    June 21 is a "partial solar eclipse".You can see solar eclipse all over Japan.
    Seiwa Plateau Astronomical Observatory, we will hold a "Partial Solar Eclipse Kanbo-kai" on the day.If you wish, please apply using the e-mail address on the top page or TEL.
    ・Date and time:6/21 (Sunday) 15:00
    ・Participation fee:High school students and above 510 yen / Elementary and junior high school students 300 yen / Preschoolers (when making sun glasses) 150 yen
    <Content>
    ① About "eclipse"(Explanation using a projector)
    ②Sun glass making workshop
    ③ Solar observation *Free observation from the start of the meal (16:00) to your favorite time

    ◆We are looking for strips of Tanabata decoration from June 20th.(Application period:6/20 to 7/31)
    For details, please check the event information on the July calendar.
【Astronomical observation party】We carry out every day.(Closed on Tuesdays)
*Currently, reservation is required.Be sure to make a reservation.
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6/1 (Monday) ~ 7 (Sunday), 6/27 (Saturday) ~★If you want to shoot the moon, this period is recommended!

5/30 (Saturday) and 6/28 (Sunday) are the first month of the month, and 6/6 (Saturday) are the full moon.
At night when the moon looks bright, how about taking a picture of the moon with a smartphone using a large telescope or large binoculars?
Thursday, June 11th to June 26th(Friday)★If you want to enjoy the "Spring Constellation" to "Summer Constellation", please come during this period.

6/13 (Saturday) is the last month, 6/21 (Sunday) is the new month.
Enjoy the constellations on a night with little moonlight.
During this season, we will guide you through the "Spring Constellation" and "Summer Constellation".Would you like to trace the stars from the large spring curve and the large spring triangle to the large summer triangle?
  • Seiwa Kogen Observatory May 2020

    ◆From May 13th (Wednesday) -The Astronomical Observatory will resume.
    In order to prevent the spread of new coronavirus infection, the following operations will be performed for the time being.
    ・By appointment only:Up to 40 people per day(Including guests)
    ・The observation time will be limited to prevent three-way traffic.
    ・If you do not have a reservation, please contact us as we may decline observations.
    ・Observation time(4 times in total:Please let us know your preferred time zone when making a reservation)
     (1) From 20:00 (2) From 20:30 (3) From 21:00 (4) From 21:30
    ・No more than 10 people per observation
    ・Observation fee 510 yen for high school students and above 300 yen for elementary and junior high school students
    ・Please understand that the time may be changed or canceled on bad weather days.

    ◆The restaurant "Seiza no Mori (woods)" is closed for the time being.