Top picks for Japan Wi-Fi & SIM cardsξ€’

Discover 40 Wi-Fi & SIM cards in Japan on Trip.com, updated January 23, 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From CAD 0.16 per person, with an average total of CAD 1.68. Choose the option that suits your plan.

With 116.354k verified reviews, Wi-Fi & SIM cards Japan boast an average rating of 4.6.

This week's most popular Wi-Fi & SIM cards: "Mainland China 5G eSIM | Day Pass/Total Data Package | ChatGPT Available | 24-Hour Billing | 1-365 Days | QR Code", with 27.271k reviews and a 4.7 rating.

The next available day tour departs on January 24, 2026. Book now to secure your spot!

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

January is perfect for visiting Japan! Choose from Wi-Fi & SIM cards available day tours, including seasonal hits like Mainland China 5G eSIM | Day Pass/Total Data Package | ChatGPT Available | 24-Hour Billing | 1-365 Days | 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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Reviews/Trip Moments

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Reviews: Thailand Dtac 5G eSIM | Local Phone Number | Unlimited Data | 24-Hour Billing | QR Code
Guest User2026-01-22
The eSIM system is very convenient, I connected everything in 5 minutes, the price is very good. The internet works fast, no problems at all, I recommend it to everyone!
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Reviews: Mainland China/Hong Kong/Macau 5G eSIM | Day Pass/Total Data Package | 24-Hour Billing | In-App Installation | 1-30 Days | QR Code
Guest User2026-01-20
Overall, it was good; the network worked everywhere, with no dropouts. Access to chat gpt and Google services was unavailable. I recommend getting a different eSIM card if you need chat gpt.
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Reviews: Mainland China 5G eSIM | Day Pass/Total Data Package | ChatGPT Available | 24-Hour Billing | 1-365 Days | QR Code
Guest User2025-12-12
Before using this, I activated roaming on my phone from a network in Thailand, but when I arrived in China, I encountered problems that they couldn't resolve. However, after buying this eSIM, not only did it solve my internet problems, but it also allowed me to use the internet in China very quickly and cheaply. I think it's incredibly worthwhile, much better than roaming, and the internet is super fast.
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Reviews: Global (66 countries) | 4G/5G eSIM | Total Package | 1-7 days | 24H Billing | Real-Name Auth Required (Hong Kong & Taiwan) | QR code
Guest User2026-01-22
It was strong and lasted for 2 days (3GB), we have been using it consistently and it was very efficientπŸ‘
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Reviews: Japan 4G/5G eSIM 1-30 days High-speed data Daily package/Data package Optional days (calendar day) QR code
Guest User2026-01-22
I used this sim in Okinawa, don't know if it's the same across all Japan but in some areas, i will lose the connection. Maybe Okinawa is just rural, but just a few minutes so it's still fine.
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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.
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