FACILITIES
Far removed from everyday life,A space of hospitality that transcends generations.
Lake Karamatsu, where you can feel the purity of the spring water,
An observatory where you can gaze upon the starry sky, and an open space filled with the warmth of wood.
In the clear, crisp air of the highlands,
Enjoy a relaxing time that transcends generations.
Kids’ Park
Kids’ Park
An all-weather kids' park where young children and their families can relax and have fun.
The theme is "Adventure in the Forest," and a large playground structure resembling a mountain is placed in the center, with plenty of exciting features such as slides and tunnels.
As it is an indoor facility unaffected by weather, you can use it with peace of mind even on rainy days.
Location: 1st floor
Opening hours: 9:00 AM - 12:00 PM / 2:00 PM - 8:00 PM
Fee: Free for hotel guests
*Please note that there are no staff members permanently stationed at the kids' park. Children must be accompanied by a guardian when using the park.
*This service is available to children in the lower elementary grades or younger (under 120cm tall).
An all-weather kids' park where young children and their families can relax and have fun.
The theme is "Adventure in the Forest," and a large playground structure resembling a mountain is placed in the center, with plenty of exciting features such as slides and tunnels.
As it is an indoor facility unaffected by weather, you can use it with peace of mind even on rainy days.
Location: 1st floor
Opening hours: 9:00 AM - 12:00 PM / 2:00 PM - 8:00 PM
Fee: Free for hotel guests
*Please note that there are no staff members permanently stationed at the kids' park. Children must be accompanied by a guardian when using the park.
*This service is available to children in the lower elementary grades or younger (under 120cm tall).
shop
shop
We offer a wide variety of products, including famous Yamanashi sweets, local sake, hotel original goods, and other snacks.
Location: 1st floor
Opening hours: 24 hours
*Closing time is 9:00 PM only at the end of the month.
We offer a wide variety of products, including famous Yamanashi sweets, local sake, hotel original goods, and other snacks.
Location: 1st floor
Opening hours: 24 hours
*Closing time is 9:00 PM only at the end of the month.
Entrance/Lobby
Entrance/Lobby
An open space with plenty of wood.
An open space with plenty of wood.
Lake Karamatsu
Lake Karamatsu
In the hotel courtyard lies Lake Karamatsu, a clear lake fed by spring water from the Yatsugatake Mountains. A walking path that takes about 15 minutes to walk around the lake and benches for resting are available along the shore. Enjoy a stroll in the crisp air and feel the pleasant breeze of the highlands.
In the hotel courtyard lies Lake Karamatsu, a clear lake fed by spring water from the Yatsugatake Mountains. A walking path that takes about 15 minutes to walk around the lake and benches for resting are available along the shore. Enjoy a stroll in the crisp air and feel the pleasant breeze of the highlands.
observatory
observatory
The foothills of the Yatsugatake Mountains are one of Japan's leading locations for astronomical observation, and astronomical observations have been actively conducted there since ancient times.
How about receiving a message sent from tens of thousands of light-years away at a mountain hotel?
Location: 4th floor, inside the observatory
Price: Free
*This service will become a paid service from August 1, 2026.
Adults: ¥500
Ages 4 and up to elementary school: ¥250
Infants: Free
Event details: A guide will talk about stars and introduce you to constellations.
Event time:
• Session 1: 8:00 PM (Capacity: 25 people)
• Second session: 21:15 onwards (Capacity: 25 people)
Points to note when participating:
・We accept reservations at check-in.
Please gather at the 4th floor observatory 5 minutes before the scheduled time.
Please follow the navigator's instructions during the observation session.
We may refuse entry to anyone who is heavily intoxicated.
Please refrain from attending in pajamas or slippers.
• Temperatures can drop below -10°C during the winter months.
Please prepare appropriate clothing for the season to protect you from the cold.
Please refrain from using flash photography or similar methods.
*Please note that the event may be canceled due to unforeseen circumstances.
*Registration will close once the maximum number of participants for each session is reached.
*Please note that the astronomical dome may be closed depending on weather conditions, prioritizing safety.
The foothills of the Yatsugatake Mountains are one of Japan's leading locations for astronomical observation, and astronomical observations have been actively conducted there since ancient times.
How about receiving a message sent from tens of thousands of light-years away at a mountain hotel?
Location: 4th floor, inside the observatory
Price: Free
*This service will become a paid service from August 1, 2026.
Adults: ¥500
Ages 4 and up to elementary school: ¥250
Infants: Free
Event details: A guide will talk about stars and introduce you to constellations.
Event time:
• Session 1: 8:00 PM (Capacity: 25 people)
• Second session: 21:15 onwards (Capacity: 25 people)
Points to note when participating:
・We accept reservations at check-in.
Please gather at the 4th floor observatory 5 minutes before the scheduled time.
Please follow the navigator's instructions during the observation session.
We may refuse entry to anyone who is heavily intoxicated.
Please refrain from attending in pajamas or slippers.
• Temperatures can drop below -10°C during the winter months.
Please prepare appropriate clothing for the season to protect you from the cold.
Please refrain from using flash photography or similar methods.
*Please note that the event may be canceled due to unforeseen circumstances.
*Registration will close once the maximum number of participants for each session is reached.
*Please note that the astronomical dome may be closed depending on weather conditions, prioritizing safety.
Nook Body Retrat - Chiropractic & Oil Treatment
Nook Body Retrat - Chiropractic & Oil Treatment
NOOK means a place where one can find peace of mind.
Our salon aims to provide a relaxing space during your travels, where you can unwind and rejuvenate both your body and mind.
- Deep Release Body Care
This is a satisfying chiropractic treatment that meticulously loosens and adjusts stiff, tense muscles.
This is recommended for those who want to reset their body's fatigue.
60 minutes: ¥8,400
80 minutes: ¥11,200 - Oil Treatment
This oil treatment uses gentle pressure to stimulate lymphatic drainage.
We will treat your entire body, including your legs, back, décolleté, neck, and shoulders.
60 minutes: ¥11,400
80 minutes: ¥15,200 - Head & Shoulder Course
Using oil, we will massage your décolleté, neck, and shoulders.
This relaxing menu includes plenty of soothing head massages.
60 minutes: ¥11,400 - Nook Signature (Bodywork & Oil Treatment)
Our chiropractic treatment meticulously loosens and adjusts stiff muscles, while our oil treatment creates a synergistic effect that promotes deep relaxation and a feeling of blissful sleep.
This is NOOK's reward course that allows you to achieve both "organization" and "surrender" at the same time.
120 minutes: ¥19,800
Opening hours: 15:00 - 22:00 (last start time) (same-day reservations accepted until 18:00)
*Treatments are performed one person at a time. Simultaneous treatments are not possible.
*Please arrive at treatment room NOOK at least 5 minutes before your scheduled appointment time.
*For cancellations made on the day of the event, a cancellation fee of 50% of the total price will be charged.
NOOK means a place where one can find peace of mind.
Our salon aims to provide a relaxing space during your travels, where you can unwind and rejuvenate both your body and mind.
- Deep Release Body Care
This is a satisfying chiropractic treatment that meticulously loosens and adjusts stiff, tense muscles.
This is recommended for those who want to reset their body's fatigue.
60 minutes: ¥8,400
80 minutes: ¥11,200 - Oil Treatment
This oil treatment uses gentle pressure to stimulate lymphatic drainage.
We will treat your entire body, including your legs, back, décolleté, neck, and shoulders.
60 minutes: ¥11,400
80 minutes: ¥15,200 - Head & Shoulder Course
Using oil, we will massage your décolleté, neck, and shoulders.
This relaxing menu includes plenty of soothing head massages.
60 minutes: ¥11,400 - Nook Signature (Bodywork & Oil Treatment)
Our chiropractic treatment meticulously loosens and adjusts stiff muscles, while our oil treatment creates a synergistic effect that promotes deep relaxation and a feeling of blissful sleep.
This is NOOK's reward course that allows you to achieve both "organization" and "surrender" at the same time.
120 minutes: ¥19,800
Opening hours: 15:00 - 22:00 (last start time) (same-day reservations accepted until 18:00)
*Treatments are performed one person at a time. Simultaneous treatments are not possible.
*Please arrive at treatment room NOOK at least 5 minutes before your scheduled appointment time.
*For cancellations made on the day of the event, a cancellation fee of 50% of the total price will be charged.