Top picks for Japan Wi-Fi & SIM cards

Discover 34 Wi-Fi & SIM cards in Japan on Trip.com, updated February 14, 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From EUR 0.09 per person, with an average total of EUR 1.65. Choose the option that suits your plan.

With 50.11k 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) | 4G/5G eSIM | Total Package | 1-7 days | 24H Billing | Real-Name Auth Required (Hong Kong & Taiwan) | QR code", with 15.312k reviews and a 4.4 rating.

The next available day tour departs on February 15, 2026. Book now to secure your spot!

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

February is the perfect time to visit Japan! Choose from Wi-Fi & SIM cards available day tours, including seasonal favorites like Global (66 countries) | 4G/5G 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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34 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 User2026-01-11
I used this in KL, Bangkok and Shanghai. Overall the signal was ok. Sometimes we do get a drop out but it’s not often. We managed to use all social media platforms with this eSIM at Shanghai. Only thing is if you want to hail a ride you’ll need a number for it in china.
Reviews: Japan SoftBank 4G/5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | QR Code
Guest User2025-12-30
The network card provided by this adapter in Osaka demonstrated a very stable and fast signal, and was easy to install. It is also very reasonably priced.
Reviews: Japan | DOCOMO 4G eSIM | Day Pass/Total Package | Natural Day Billing | 1-30 days | QR code
Guest User2025-12-24
The signal is excellent and fairly fast in Tokyo and other areas of Japan, and the price is very affordable. Highly recommended.
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 efficient👍
Reviews: Asia (12 countries) | 4G/5G eSIM | Total Package | 365-day validity | 24H Billing | Real-Name Verification Required for Hong Kong & Taiwan | QR code
Guest User2026-02-05
Excellent internet. I've been to Shanghai, Guangzhou, and Nha Trang – I connected immediately upon arrival, better than the hotel Wi-Fi. One day during my trip, I had a multi-hour online conference – excellent audio and video transmission.
Reviews: Asia & Oceania 4G/5G eSIM | Daily/Total Data Package | 1–30 Days | 24-Hour Billing | QR Code
Guest User2026-02-11
I use this exam when I surely to the Australia and it’s very high speed in the area. Thank you so so much.
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