Top picks for Onna Wi-Fi & SIM cards

Discover 33 Wi-Fi & SIM cards in Onna on Trip.com, updated March 11, 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From EUR 0.10 per person, with an average total of EUR 1.86. Choose the option that suits your plan.

With 28.416k verified reviews, Wi-Fi & SIM cards Onna boast an average rating of 4.6.

This week's most popular Wi-Fi & SIM cards: "Japan SoftBank 4G/5G eSIM | TikTok & ChatGPT Available | 24-Hour Billing | 1-30 Days | QR Code", with 6.549k reviews and a 4.7 rating.

The next available day tour departs on March 12, 2026. Book now to secure your spot!

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

March is the perfect time to visit Onna! Choose from Wi-Fi & SIM cards available day tours, including seasonal favorites like Japan SoftBank 4G/5G eSIM | TikTok & ChatGPT Available | 24-Hour Billing | 1-30 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

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 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 1-30 Days | 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: Japan SoftBank 4G/5G eSIM | TikTok & ChatGPT Available | 24-Hour Billing | 1-30 Days | 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: Asia 11 Regions & Oceania 4G/5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 1-30 Days | QR Code
Guest User2026-03-08
The sim worked good. There service is amazing, I had a lot of problems with my phone. They tried to help out. Eventually my phone stopt working so I to buy a new one, they gave me a refund on the GB I didn't use on my phone.
Reviews: Japan au KDDI 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 3-31 Days | Calendar-Day Billing | QR code
Guest User2026-03-10
Bought this e-sim to use for my long weekend trip to Osaka. Worked very well but there were at times when the connectivity wasn’t the best and it took a while to load up. Will buy and use it again as it was super easy to install on the phone and for a great price. There is tethering option available up to 3GB use but have not tested this out.
Reviews: Japan DOCOMO(IIJmio) 4G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | Calendar-Day Billing | 1-30 Days | QR Code
Guest User2026-03-06
The esim was really good, the signal was always strong everywhere I went to, some places are pretty high and far away like Togakushi Shrine, Shibu onsen … but I never had any problem with the signal, I bought 2 sim cards, 1 is unlimited and the other is 2gb/day but I felt like I never ran out of data even with the 2gb one haha