Top picks for Japan Wi-Fi & SIM cards

Discover 33 Wi-Fi & SIM cards in Japan on Trip.com, updated March 20, 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From JPY 17.00 per person, with an average total of JPY 251.36. Choose the option that suits your plan.

With 52.271k verified reviews, Wi-Fi & SIM cards Japan boast an average rating of 4.6.

This week's most popular Wi-Fi & SIM cards: "Global (66 countries) | 5G/4G eSIM | Total Package | 1-7 days | 24H Billing | Real-Name Auth Required (Hong Kong & Taiwan) | QR code", with 18.635k reviews and a 4.4 rating.

The next available day tour departs on March 21, 2026. Book now to secure your spot!

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

March is the perfect time to visit Japan! Choose from Wi-Fi & SIM cards available day tours, including seasonal favorites like Global (66 countries) | 5G/4G eSIM | Total Package | 1-7 days | 24H Billing | Real-Name Auth Required (Hong Kong & Taiwan) | QR code.

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

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33 results for Japan Wi-Fi & SIM cards

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Reviews/Trip Moments

Reviews: Asia 10 Destinations 5G eSIM | Japan, Thailand, Vietnam, Indonesia, Korea & More | ChatGPT | 1–30 Days | Instant QR
Guest User2026-03-10
Perfect for people coming to China. Easy to use, convenient, connects to the internet and works fine, not too slow.
Reviews: Japan | 5G eSIM | Day Pass/Total Package | 24H Billing | 1-30 days | QR code
Guest User2025-11-29
Easy to install. Convenient to use. Good signal. Works well even in many places. There is a link to check how much you have used. Recommended. No need to put in a SIM card, it's a hassle.
Reviews: Japan 5G eSIM | Daily/Total Package | 500MB/day - 30GB total | 1-30 days | QR code
Guest User2025-11-29
Easy to install. Convenient to use. Good signal. Works well even in many places. There is a link to check how much you have used. Recommended. No need to put in a SIM card, it's a hassle.
Reviews: Asia 8 countries 5G/4G eSIM | DayPass/Total | 500MB/day - 30GB total | 1-30 days | QR code
Guest User2026-03-13
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Reviews: Japan 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | QR Code
Guest User2026-02-20
The signal is unstable. After watching videos for a while each day, the signal becomes extremely slow, and even mobile payment functions become unusable.
Reviews: Japan au KDDI 5G eSIM | Unlimited Data | TikTok & ChatGPT Available | Calendar-Day Billing | QR code
Guest User2026-03-18
First time eSIM user. Used in Tokyo asakusa, shinjuku, fujikawaguchiko. 9days trip used up only around 13GB, usually purchased more for safety purpose. Good connection and price.