Top picks for Japan Wi-Fi & SIM cards

Discover 33 Wi-Fi & SIM cards in Japan on Trip.com, updated February 28, 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From PLN 0.47 per person, with an average total of PLN 7.61. Choose the option that suits your plan.

With 19.176k 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 7.818k reviews and a 4.4 rating.

The next available day tour departs on March 1, 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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33 results for Japan Wi-Fi & SIM cards

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Reviews/Trip Moments

Reviews: Japan au KDDI 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 3-31 Days | Calendar-Day Billing | QR code
Guest User2026-02-25
Esim is easy to install & use. Signal is strong except in some parts when inside buildings, particularly in lower levels & sometimes in subway.
Reviews: Japan eSIM | Softbank | 5G/4G | Daily Data Package | 1-30 days | Natural Day Billing | QR code
Guest User2026-02-25
The SIM card is easy to use and set up. The signal is stable, although it occasionally drops to 4G and is a bit slow when traveling to the Biei area in Hokkaido, but overall it's okay. The price is reasonable and worth the money.
Reviews: Asia & Oceania 4G/5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 1-30 Days | QR Code
Guest User2025-07-27
I went to Vietnam → Cambodia on a woman's solo trip and stayed in Cambodia for 9 nights (Phnom Penh 2 nights, Krache 1 night, Siem Reap 6 nights) ♪ Thanks to this eSIM, it was a fulfilling trip ^ ^ Use again Shu!
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 (100 countries) 4G/5G eSIM | DayPass/Total | 500MB/day - 30GB Total Data | 1-30 days | 24-hour billing | QR code
Guest User2026-02-27
In simple words it’s outstanding, I used it in Malaysia where it worked outstandingly then I used it in Dubai and later on I’ll use it in Europe, however I haven’t experienced it in Europe yet, I am pretty sure that it’ll work perfectly over there as well. Highly recommended. I purchased it in china, I have 3 days package 1GB daily. The price is also reasonable
Reviews: Asia Pacific | 5G/4G | Daily/Total Data Package | 1–30 days | 24-Hour Billing | QR Code
Guest User2026-02-27
Installing this eSIM was easy and straightforward. It worked without issues in Macau. No passport registration is needed.