Observatory Stay

Kiyosato Kogen Resort

Yamanashi, JP. Bortle 3 sky, scheduled programming, and astronomy-forward stay context.

Telescope TrailPart of the Yatsugatake/Nobeyama hotel cluster where telescope-led programs are the main draw.
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Official booking link attached1 official linkVerified 2026-06-27
$210/ night est.
Official details

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$210 / night est.Official details
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Photos & planning

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Kiyosato Kogen Resort under the night sky
Stay photo

Kiyosato Kogen Resort photo

Rights-cleared property imagery attached to this Stella stay.

Sky program

Observatory Stay

scheduled program. 12 in maximum aperture from current source evidence or Stella estimate.

Map context

Yamanashi, JP

35.9080deg N / 138.4430deg E. 3 nearby dark-sky places found in Stella.

Booking path

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Open the linked site for current dates, rates, and astronomy-program details.
Details from
Official hotel site
Last verified
2026-06-27
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Promising stay; confirm the sky program while booking.

The stay has direct evidence, but the exact telescope session, guide, or seasonal schedule may still vary.

  1. Ask whether the telescope or guided sky session runs on your travel dates.
  2. Confirm whether the program is included, paid, private, or weather-dependent.
  3. Keep one backup stay or public dark-sky site in your Trip Board.

Ask before booking

  • Is the telescope, observatory, or guide available on the exact nights you want?
  • Is the session private, shared, included, or booked as an add-on?
  • Can the property recommend a darker nearby site if the main deck is affected by lights?
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Official links

1 website link attached for trip planning.

Details linked1 official link

Observing Fit

Telescope setup
12 in maximum aperture from current source evidence or Stella estimate.
Astronomy guide
Ask the property
Category
Observatory Stay
Stay style
stella prime

Good to know

Booking status
Check details
Sky estimate
verify
Last verified
2026-06-27
Stella note
Confirm-first Japan stay; official facility page supports observatory positioning, but current public schedule should be checked before booking.

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Highlights3
  • Hotel observatory in Kiyosato highland
  • Daily/regular guided star-viewing positioning
  • Part of the Yatsugatake telescope-hotel trail

The sky during your stay

What you can expect overhead at Kiyosato Kogen Resort through the year — Moon phases and eclipses are exact dates; the Milky Way and aurora are seasonal likelihoods. Pick a month to plan around it.

Dark window Milky Way Meteors Eclipse★ Best months to visit

August 2026 · recommended

Next steps

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