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Top Picks for Karuizawa Wi-Fi & SIM cards

Q: How many Wi-Fi & SIM cards are available in Karuizawa on Trip.com?

Trip.com offers 37 Wi-Fi & SIM cards in Karuizawa

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Discover 37 Wi-Fi & SIM cards in Karuizawa on Trip.com, updated December 13, 2025, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From EUR 0.18 per person, with an average total of EUR 1.54. Choose the option that suits your plan.

With 25.514k verified reviews, Wi-Fi & SIM cards Karuizawa boast an average rating of 4.6.

This week's most popular Wi-Fi & SIM cards: "Japan SoftBank 4G/5G eSIM | Day Pass | 1-30 Days | 24-Hour Billing | QR Code", with 5.619k reviews and a 4.7 rating.

The next available day tour departs on December 14, 2025. Book now to secure your spot!

Karuizawa Wi-Fi & SIM cards usually take about 1 hours — perfect for a relaxed, immersive experience!

December is the perfect time to visit Karuizawa! Choose from Wi-Fi & SIM cards available day tours, including seasonal favorites like Japan SoftBank 4G/5G eSIM | Day Pass | 1-30 Days | 24-Hour Billing | QR Code.

Your trip, worry-free! All day tours are run by licensed suppliers with verified reviews, and many include free cancellation before departure.

Search attractions or local attractions & tours

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Trip.comKaruizawa

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37 Results for Karuizawa Wi-Fi & SIM cards

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Recommended

Japan SoftBank 4G/5G eSIM | Day Pass | 1-30 Days | 24-Hour Billing | QR Code
Hotspot capable
4.7/5
Great· 5.6k reviews· 157.8k booked
From€ 1.22
Japan | 5G eSIM | Day Pass/Total Package | 24H Billing | 1-30 days | QR code
Renewable
Hotspot capable
4.7/5
Great· 3.6k reviews· 73.1k booked
8% off
From€ 0.22€ 0.24
Global (66 countries) | 4G/5G eSIM | Total Package | 1-7 days | 24H Billing | Real-Name Auth Required (Hong Kong & Taiwan) | QR code
Renewable
Hotspot capable
4.5/5
Satisfactory· 4.8k reviews· 65.9k booked
From€ 1.12
Asia 9 Destinations 5G eSIM | Japan, Thailand, Vietnam, Indonesia, Korea & More | 1–30 Days | Instant QR
Hotspot capable
4.6/5
Satisfactory· 367 reviews· 8.3k booked
From€ 0.25
Japan 5G eSIM | Day Pass/Total Data Package | 1-30 days | 24-Hour Billing | QR code
Renewable
Hotspot capable
4.7/5
Great· 977 reviews· 21.9k booked
8% off
From€ 0.22€ 0.24
Global 77 Countries 4G/5G eSIM | Day Pass/Total Data Package | 1-30 Days | 24-Hour Billing | QR Code
Renewable
Hotspot capable
4.6/5
Satisfactory· 2.8k reviews· 29.4k booked
From€ 1.73
Asia 4G/5G eSIM | Day Pass/Total Data Package | 1-30 Days | 24-Hour Billing | QR Code
Renewable
Hotspot capable
4.6/5
Satisfactory· 936 reviews· 15.1k booked
5% off
From€ 0.72€ 0.76
Southeast Asia (7 countries) | 5G/4G eSIM | Day Pass/Total Package | 24H Billing | 1-30 days | QR code
Renewable
Hotspot capable
4.6/5
Satisfactory· 611 reviews· 10.3k booked
6% off
From€ 0.28€ 0.3
Global (100 countries) 4G/5G eSIM | DayPass/Total | 500MB/day - 30GB Total Data | 1-30 days | 24-hour billing | QR code
Renewable
Hotspot capable
4.6/5
Satisfactory· 151 reviews· 2.7k booked
10% off
From€ 0.99€ 1.11
Asia 8 countries 4G/5G eSIM | DayPass/Total | 1-30 days | QR code
Renewable
Hotspot capable
4.6/5
Satisfactory· 1.4k reviews· 25.9k booked
6% off
From€ 0.29€ 0.31
Asia (12 countries) | 4G/5G eSIM | Total Package | 365-day validity | 24H Billing | Real-Name Verification Required for Hong Kong & Taiwan | QR code
Renewable
Hotspot capable
4.5/5
Satisfactory· 56 reviews· 896 booked
From€ 8.71
Japan | DOCOMO 4G eSIM | Day Pass/Total Package | Natural Day Billing | 1-30 days | QR code
Hotspot capable
4.7/5
Great· 1.4k reviews· 13.6k booked
7% off
From€ 0.38€ 0.41
Japan 5G eSIM | DayPass / Total | 1-30 days | QR code
Renewable
Hotspot capable
4.6/5
Satisfactory· 969 reviews· 12.6k booked
From€ 0.18
Japan 5G eSIM | Dual Network Coverage | 1–30 Days | Instant QR
Hotspot capable
4.6/5
Satisfactory· 404 reviews· 6k booked
From€ 0.25
Japan au KDDI 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 3-31 Days | Calendar-Day Billing | QR code
Hotspot capable
4.6/5
Satisfactory· 280 reviews· 6.7k booked
From€ 5.17
Japan & South Korea 5G eSIM | DayPass /Total | 1-30 days | QR code
Renewable
Hotspot capable
4.6/5
Satisfactory· 343 reviews· 6.3k booked
From€ 0.41
Japan eSIM | Softbank | 5G/4G | Daily Data Package | 1-30 days | Natural Day Billing | QR code
Hotspot capable
4.7/5
Great· 538 reviews· 11.8k booked
51% off
From€ 0.24€ 0.49
Japan DOCOMO(IIJmio) 4G eSIM | Day Pass/Total Data Package | 1-30 days | Billed by calendar days | QR code
Hotspot capable
4.7/5
Great· 181 reviews· 2.7k booked
7% off
From€ 0.38€ 0.41
Japan 5G local eSIM | DayPass | Unlimited | 4-15 days | QR code
Hotspot capable
4.8/5
Great· 18 reviews· 811 booked
From€ 7.02
Global 108 Destinations 5G eSIM | One eSIM, Worldwide Coverage | 1–30 Days | Instant QR
Hotspot capable
4.3/5
Good· 168 reviews· 3k booked
From€ 1.09

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How many Wi-Fi & SIM cards are available in Karuizawa on Trip.com?

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What are the top-rated Wi-Fi & SIM cards in Karuizawa?

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Top Picks for Karuizawa Wi-Fi & SIM cards

37 Results for Karuizawa Wi-Fi & SIM cards

Japan SoftBank 4G/5G eSIM | Day Pass | 1-30 Days | 24-Hour Billing | QR Code

Japan | 5G eSIM | Day Pass/Total Package | 24H Billing | 1-30 days | QR code

Global (66 countries) | 4G/5G eSIM | Total Package | 1-7 days | 24H Billing | Real-Name Auth Required (Hong Kong & Taiwan) | QR code

Asia 9 Destinations 5G eSIM | Japan, Thailand, Vietnam, Indonesia, Korea & More | 1–30 Days | Instant QR

Japan 5G eSIM | Day Pass/Total Data Package | 1-30 days | 24-Hour Billing | QR code

Global 77 Countries 4G/5G eSIM | Day Pass/Total Data Package | 1-30 Days | 24-Hour Billing | QR Code

Asia 4G/5G eSIM | Day Pass/Total Data Package | 1-30 Days | 24-Hour Billing | QR Code

Southeast Asia (7 countries) | 5G/4G eSIM | Day Pass/Total Package | 24H Billing | 1-30 days | QR code

Global (100 countries) 4G/5G eSIM | DayPass/Total | 500MB/day - 30GB Total Data | 1-30 days | 24-hour billing | QR code

Asia 8 countries 4G/5G eSIM | DayPass/Total | 1-30 days | QR code

Asia (12 countries) | 4G/5G eSIM | Total Package | 365-day validity | 24H Billing | Real-Name Verification Required for Hong Kong & Taiwan | QR code

Japan | DOCOMO 4G eSIM | Day Pass/Total Package | Natural Day Billing | 1-30 days | QR code

Japan 5G eSIM | DayPass / Total | 1-30 days | QR code

Japan 5G eSIM | Dual Network Coverage | 1–30 Days | Instant QR

Japan au KDDI 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 3-31 Days | Calendar-Day Billing | QR code

Japan & South Korea 5G eSIM | DayPass /Total | 1-30 days | QR code

Japan eSIM | Softbank | 5G/4G | Daily Data Package | 1-30 days | Natural Day Billing | QR code

Japan DOCOMO(IIJmio) 4G eSIM | Day Pass/Total Data Package | 1-30 days | Billed by calendar days | QR code

Japan 5G local eSIM | DayPass | Unlimited | 4-15 days | QR code

Global 108 Destinations 5G eSIM | One eSIM, Worldwide Coverage | 1–30 Days | Instant QR

Frequently asked questions about Karuizawa Wi-Fi & SIM cards

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