【Official website reservation only】 Free for up to 2 children under the age of 6

Make your family trip more easily

A special time to spend with the whole family at a resort surrounded by the rich nature of Yatsugatake.
If you make a reservation from the official website in Grand Mercure Yatsugatake Resort & Spa,
For children aged 0 to 6 years, up to 2 people can stay free of charge for both room and meal.
Enjoy an all-inclusive stay with your family, such as hot springs, lounges, and seasonal buffets.

Recommended points

All-weather kids activity

In the hall, there are a variety of activities that can be enjoyed without worrying about the weather, including the large kids space "Mori no 8" where children can play with their will.
It is a space where you can get absorbed from small children to elementary school students, such as an athletic area where you can play with moving your body, a ball pool, and a play corner that incorporates educational elements.
In addition, at the relaxing space "Mori no Lounge" with tatami mats, you can spend a relaxing time with your family while enjoying board games and about 4,000 books.
We will deliver a stay that can be enjoyed by families all day, regardless of the weather.

Secure all-inclusive stay

The evening breakfast buffet is also available at no additional cost, so you can plan your family trip more easily.
Baby food is also available at the buffet, so it is safe for small children.
In addition, rental equipment such as auxiliary toilet seat, kettle for preparing milk, baby bottle warmer, baby bottle sterilization case can be used, so you can spend comfortably on traveling with your baby.
Even families with small children can enjoy the resort stay with peace of mind.

A resort stay where you can enjoy the nature of Yatsugatake

Located on a plateau at an altitude of about 1,000m, the clear air and rich nature are attractive.
From the "Yatsugatake Sora Deck" on the rooftop, you can enjoy magnificent views of the Yatsugatake Mountains and Mount Fuji, and you can enjoy the starry sky at night.

In addition, there is a walking path in the forest on the hotel premises, where you can enjoy a walk in the forest while listening to the birds singing. You can find acorns and pine cones, and meet squirrels and wild birds, so parents and children can spend time interacting with nature.

In addition, a starry sky slide show will be held in the museum during rainy weather. We offer an experience that you can enjoy while learning the charm of the starry sky of Yatsugatake, regardless of the weather.

Japanese Modern Family Room with Family

Introduced in 2026, the "Japanese Modern Family Room" is a room designed to make your family stay more comfortable.
In a space that combines the calmness of tatami mats and the comfort of Western-style rooms, full flat floors and low beds allow even small children to spend their time with peace of mind.

The spacious room with a size of about 36 m2 can accommodate up to 5 to 8 people by combining a bed and a futon. It is recommended not only for family trips but also for staying in three generations.

Please spend a relaxing time with your family while feeling the nature of Yatsugatake in a calm space where you can feel the warmth of Japanese.

Hotel Details

About all-inclusive

Accommodation rates include dinner, breakfast, drinks and snacks in the lounge, hot springs and activities.
The all-inclusive plan includes room charge, dinner, breakfast, drinks and snacks at the lounges as well as access to the hot springs (public bathing facilities) and activities within the hotel.
※Please note that some drinks and activities may have additional charges. Lunch service is not available.

Notes

・Elementary school children will be charged the same fee as adults.

Information

・Check-in / From 15:00
・Check-out / until 11:00
・Consumption tax and service charge are included in the displayed amount.
・It is not possible to specify the number of floors and views of the guest room.

Access

[Car] About 20 minutes from Nagasaka Interchange on Chuo Expressway
[Train] About 3 minutes by shuttle bus from JR Kai-Oizumi Station
【About free shuttle bus】 We operate a shuttle bus between the hotel and Kai-Oizumi Station for hotel guests. (*Reservation not required)

Click here for details of access

Reservation

Please search for accommodation date and number of people, select a room, and then choose a plan.
If you want all-inclusive, please choose a plan with "All-inclusive" description.

If you book an Executive Twin or Suite Room, you can use the Executive Lounge.

Kids Activity List

[Mori no 8] Ali's nest tower

Kids Athletic Ali's nest tower full of features such as tube sliders, net bridges, ladders, tunnels, flutter tunnels, decoboco cushions, etc. Please enjoy sweating with a jungle gym where you can play with your body and head as much as you can.
Location: Hotel B1F
From 7:00～11:00／14:00～20:00

[Mori no 8] Toro (hand-rolling trolley)

A hand-rolled trolley running around the steering wheel. This is an activity where parents and children can play happily while feeling the joy of proceeding with their own power.
Location: Hotel B1F
From 7:00～11:00／14:00～20:00

[Mori no 8] Bouldering

Bouldering to climb the wall using a colorful hold. This is a popular activity where you can play while moving your body, and you can challenge from children to adults.
Location: Hotel B1F
From 7:00～11:00／14:00～20:00

[Mori no 8] Plasma car

A mysterious vehicle that moves forward by moving the steering wheel left and right. It is a popular cart that even small children can enjoy without having to rub with their feet.
Location: Hotel B1F
From 7:00～11:00／14:00～20:00

[Mori no 8] Kids Mountain Area

It is an area with a rounded shape, high safety, such as corner edges, and a gentle impression that even small children can use with peace of mind.
Location: Hotel B1F
From 7:00～11:00／14:00～20:00

[Mori no 8] Starry sky circuit

Can you drive well? We are preparing a tricycle that can move forward with Switzerland! Let's run around in the circuit! A drift tricycle circuit for children over elementary school age (120 cm tall). Parents can enjoy it together.
Location: Hotel B1F
From 7:00～11:00／14:00～20:00

Football Soccer Room

Walk on the foot pot mat while holding pain, kick the ball ahead and aim for the goal.
There is also a foot pot mat on the goal, so you can enjoy comparing the attacking side and the defending side.
Location: Hotel B1F
From 7:00～11:00／14:00～20:00

Table tennis room

The popular table tennis table, which had previously been installed on the foyer on the first basement floor, has been relocated to a large area. The number has been increased from 2 to 6, and more people can use it.
Location: Hotel B1F
From 7:00～11:00／14:00～20:00

Forest Lounge

Located on the third floor of the hotel, the "Mori no Lounge" is a space where you can feel the warmth of Japanese with tatami mats so that you can take off your shoes and relax. Beyond the window, you can enjoy a magnificent view of Mount Fuji. It is a lounge where three generations can relax slowly.
Click here for details
※Mount Fuji may not be expected due to the weather.
Location: 3rd floor of the hotel
From 7:00～13:00／14:00～20:00
※Drinks and sweets are served from 15:00 to 18:00

Train room

The world of train toys spread around wooden rails. Under the theme of "Connect and expand, create a free city that you envision", you can freely lay out rails and create your own town.
Location: 3rd floor of the hotel
From 7:00～13:00／14:00～20:00

Sound room

It is a room where you can play music while feeling the warmth of wood. If you play with sound toys such as pianos and reinforcing bars, it's already a forest concert. Please enjoy the sound of the sound that heals your heart.
Location: 3rd floor of the hotel
From 7:00～13:00／14:00～20:00

Activity room

We have an activity room where you can play while feeling the warmth of wood. It has playground equipment that you can enjoy while moving your body, such as a wooden ball pool made of cypress and a balance board.

It is an indoor activity that even small children can play with peace of mind in a space wrapped in the gentle scent of wood.
Location: 3rd floor of the hotel
From 7:00～13:00／14:00～20:00

Yatsugatake SoRa deck

During the day, you can enjoy the superb view of Yatsugatake, Mount Fuji, and the Southern Alps, and at night you can observe the starry sky.
<Yatsugatake SoRa deck>
●Sunrise ~ 21:30　※It is subject to change depending on the weather conditions.
●Sunny weather●
<Yatsugatake SoRa deck>
Starry sky viewing party ⇒ 20:00-21:30
●Cloud and stormy weather●
<B1F Kids Park "Mori no 8">
Seasonal starry sky slide show ⇒ 21:00 ~ 1 time
※Time is subject to change depending on the situation. Thank you for your understanding.
※Please wear warm clothes when using from autumn to winter.

Forest Walking Path "Seazuri no Small Path"

You can easily enjoy the nature of Yatsugatake on the forest walking path on the premises of Grand Mercure Yatsugatake Resort & Spa. Why don't you take a leisurely walk on the course of about 30 minutes per lap while listening to the birdsong singing?
※Depending on the weather, there may be obstacles such as fallen trees and branches on the walking path, so please take care of your feet carefully.
※The walking path is not paved, so please use it with easy-to-walk shoes such as trekking shoes and sneakers.
※For more information, please see the walking path of this forest, "Seazuri no Path".

Tennis

Please enjoy tennis in the refreshing breeze of the plateau.
※Racket rental free
Location: Outdoor
From
9:00～18:00

Grand Mercure Yatsugatake Resort & Spa

▼Click here for accommodation reservation