Travel to Karuizawa
Book your Shinkansen tickets to Karuizawa securely. The gateway to your Japanese adventure starts here.
About Karuizawa
Karuizawa is an upmarket mountain resort at the foot of the active volcano Mount Asama. It is a favorite getaway for Tokyo residents seeking cooler air, high-end shopping at the Prince Shopping Plaza, and romantic forest chapels. Just an hour from Tokyo by Shinkansen, it’s the perfect blend of nature and luxury.
Climate & Best Time to Visit
Spring
Mar - May
10°C
Summer
Jun - Aug
20°C
Autumn
Sep - Nov
12°C
Winter
Dec - Feb
-2°C
Karuizawa is significantly cooler than Tokyo. Even in summer, bring a light jacket for the evenings.
Karuizawa Travel Guides
2026 Japan Train Guide: Train Types, Ticket Options & Riding Tips | Japan Train
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Shinkansen Seats Explained: Reserved vs Non-Reserved vs Green | Japan Train
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2026 JR Station Luggage Storage Guide: Lockers, Fees & How to Use | Japan Train
Read ArticleFrequently Asked Questions
What is the difference between Gran Class and First Class?
Gran Class has more legroom and wider seats, while First Class has more reading lights and footrests.
Do I need to print my ticket??
No. We provide digital QR codes. You can scan them at the gate or exchange them at station machines..
Is luggage space included?
Yes, overhead racks are available. For luggage over 160cm, an 'oversized baggage seat' must be reserved.
How early does Japan's train ticket open for sale?
Most train tickets in Japan is available 1 month in advance.