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JapanSIM card
JapanSIM card

Best japan SIM Card & eSIM Plans

Discover 33 SIM card in Japan on Trip.com, updated December 5, 2025, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From USD 0.12 per person, with an average total of USD 2.14. Choose the option that suits your plan.

With 34.346k verified reviews, SIM card Japan boast an average rating of 4.6.

This week's most popular SIM card: "Global (66 countries) | 4G/5G eSIM | Total Package | 1-7 days | 24H Billing | Real-Name Auth Required (Hong Kong & Taiwan) | QR code", with 8.422k reviews and a 4.5 rating.

The next available day tour departs on December 6, 2025. Book now to secure your spot!

Japan SIM card usually take about 1 hours — perfect for a relaxed, immersive experience!

December is perfect for visiting Japan! Choose from SIM card available day tours, including seasonal hits 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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Reviews/Trip Moments

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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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Reviews: Japan SoftBank 4G/5G eSIM | TikTok & ChatGPT Available | Day Pass | 24-Hour Billing | 1-30 Days | QR Code
Guest User2025-12-04
📶 SoftBank eSIM User Experience If you're looking for an eSIM card that provides reliable and fast internet connectivity while traveling in Japan, SoftBank is a worthwhile option to consider. 🚀 Speed ​​and Connectivity: 5G+ Experience A major highlight of SoftBank is its 5G+ (or Sub-6GHz/mmWave) connectivity. In major cities like Tokyo and Osaka, or in areas supporting 5G, I experienced a very smooth and high-speed internet connection. • Real-world Speed ​​Tests: In areas with good 5G coverage, download speeds were very fast, and there was virtually no lag when watching high-definition streaming video or uploading large amounts of photos. This is a significant advantage for travelers who frequently participate in video conferencing or use the internet heavily. • Stability: Even in crowded locations, the signal stability was excellent. 📱 Setup and Convenience • Easy Installation: The advantage of eSIM is that it eliminates the need for a physical card. Installation and activation are quick and easy, simply by scanning a QR code, making it ideal for temporary or short-term visitors. • Coverage: As one of Japan's three major telecommunications companies, SoftBank boasts reliable nationwide coverage, with basic signal even in remote areas. However, 5G+ service is naturally concentrated in metropolitan areas. 💡 Summary: The SoftBank eSIM offers a simple setup and excellent speed, especially its high-speed 5G+ network, which will definitely make your trip to Japan more convenient and smooth for users seeking the ultimate network experience.
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Reviews: Japan 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour 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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Reviews: Japan 5G eSIM | Dual Network Coverage | ChatGPT | 1–30 Days | Instant QR
Guest User2025-11-23
Take advantage of the discount and order now, it's such a great deal! I use an iPhone, and before going abroad, I downloaded the eSIM according to the instructions. I was wondering if I needed to set anything up the first time I used it, so I left a message for customer service! Customer service responded super quickly and taught me how to operate it. Once I arrived in Japan, I could connect to the internet directly. I was in Japan for four days, and the signal was super good! Highly recommended!
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Reviews: Asia 9 Destinations 5G eSIM | Japan, Thailand, Vietnam, Indonesia, Korea & More | 1–30 Days | Instant QR
Guest User2025-11-24
Very useful worked perfectly pretty much everywhere, great coverage even in most remote zones, completely satisfied !
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Reviews: Japan 5G local eSIM | DayPass | Unlimited | 4-15 days | QR code
Guest User2025-12-04
Excellent! The signal is very good having connected everywhere. I am able to travel while working remotely.

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