Top picks for Nagano Wi-Fi & SIM cards

Discover 33 Wi-Fi & SIM cards in Nagano on Trip.com, updated February 25, 2026, 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 0.97. Choose the option that suits your plan.

With 48.508k verified reviews, Wi-Fi & SIM cards Nagano 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 16.36k reviews and a 4.4 rating.

The next available day tour departs on February 26, 2026. Book now to secure your spot!

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

February is the perfect time to visit Nagano! 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 Nagano Wi-Fi & SIM cards

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Reviews/Trip Moments

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 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 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: Asia 8 countries 5G/4G eSIM | DayPass/Total | 1-30 days | QR code
Guest User2026-02-24
It's very easy to install, coverage is excellent in both China and Japan, and the mobile internet speed is amazing, especially in big cities. Everything is great! The only downside is that it doesn't show your current data usage; you have to track it using the meter on your smartphone.
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: Asia & Oceania 4G/5G eSIM | Daily/Total Data Package | 1–30 Days | 24-Hour Billing | QR Code
Guest User2026-02-25
Great deal. We flew via China to New Zealand. I bought it before leaving for Russia. In both China and New Zealand, internet was back up within a minute of restarting my phone.