Japan eSIM — reviews & details
Japan 5GB 30Days (IIJ) · 5 GB · 30 days
165 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Yuki V.
United Kingdom · May 2026
Used this on my trip and it worked perfectly. Topping up was straightforward when I needed more.
Diego
GotoeSIM Support
· 3 months ago Thank you so much, Yuki! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – Diego, GotoeSIM Support
Ji-woo P.
UAE · May 2026
Honestly better than buying a local SIM at the airport in Japan. The QR code arrived instantly by email.
Yuki
GotoeSIM Support
· 3 months ago Cheers, Ji-woo! Great to know the setup was quick and easy. Enjoy your journeys! — Yuki
Sofia M.
Ireland · May 2026
Did the job without any drama. Data lasted the whole trip with room to spare.
Sophie
GotoeSIM Support
· 3 months ago So glad to hear this, Sofia! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Sophie, GotoeSIM Support
Liam H.
Japan · May 2026
Saved me a fortune on my holiday. The QR code arrived instantly by email. Great experience overall.
Laura
GotoeSIM Support
· 3 months ago Thank you so much, Liam! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — Laura, GotoeSIM Support
Ava V.
Ireland · May 2026
Saved me a fortune on my holiday. Topping up was straightforward when I needed more. Will use GotoeSIM for my next trip for sure.
David
GotoeSIM Support
· 3 months ago Thank you for the kind words, Ava! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – David, GotoeSIM Support
Nguyen G.
Ireland · May 2026
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare. Will use GotoeSIM for my next trip for sure.
David
GotoeSIM Support
· 3 months ago Thanks a lot, Nguyen! Great to know the setup was quick and easy. Enjoy your journeys! – David 💜
Yuki F.
India · May 2026
Did the job without any drama. Setup instructions in the app were clear and simple. Great experience overall.
Yuki
GotoeSIM Support
· 3 months ago So glad to hear this, Yuki! So happy the Japan eSIM kept you connected. — Yuki
Emma P.
Philippines · May 2026
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering.
Anna
GotoeSIM Support
· 3 months ago Really appreciate this, Emma! Wonderful to hear it worked smoothly in Japan. – Anna, GotoeSIM Support
Priya T.
Ireland · May 2026
Did the job without any drama in Japan. The QR code arrived instantly by email. A must-have for international travel.
James
GotoeSIM Support
· 3 months ago Cheers, Priya! Thrilled it made staying connected effortless. We're here whenever you travel again. – James 💜
Mei M.
Poland · May 2026
No more hunting for a SIM card kiosk on arrival in Japan. Data lasted the whole trip with room to spare. Telling my friends about this.
Emma
GotoeSIM Support
· 3 months ago Thanks a lot, Mei! Wonderful to hear it worked smoothly in Japan. – Emma 💜
Priya L.
Japan · May 2026
Used this on my trip and it worked perfectly. Topping up was straightforward when I needed more. Zero regrets.
Ken
GotoeSIM Support
· 4 months ago Really appreciate this, Priya! Great to know the setup was quick and easy. We're here whenever you travel again. — Ken, GotoeSIM Support
Lucia S.
Vietnam · May 2026
Super easy to set up before I flew out in Japan. Streaming and video calls worked without buffering. Exactly as described — no surprises.
Omar
GotoeSIM Support
· 4 months ago Cheers, Lucia! Thrilled it made staying connected effortless. — Omar, GotoeSIM Support
James F.
Italy · May 2026
Super easy to set up before I flew out. Streaming and video calls worked without buffering. A must-have for international travel.
Laura
GotoeSIM Support
· 4 months ago Thanks for sharing, James! So pleased it saved you from roaming bills. – Laura, GotoeSIM Support
Lucas B.
Canada · May 2026
Honestly better than buying a local SIM at the airport. Speeds were solid for maps, messaging and browsing. Five stars from me.
Mark
GotoeSIM Support
· 4 months ago Thanks a lot, Lucas! Love that you were online the moment you landed in Japan. Come back anytime! – Mark, GotoeSIM Support
Emma H.
Sweden · May 2026
Used this on my trip and it worked perfectly. I kept my normal number for calls while using this for data.
Mark
GotoeSIM Support
· 4 months ago Thanks a lot, Emma! Thrilled it made staying connected effortless. Enjoy your journeys! — Mark, GotoeSIM Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 5GB 30Days (IIJ) plan costs $4.32 for 5 GB over 30 days, paid once with no hidden fees.
How do I activate my Japan eSIM?
Scan the QR code in your phone settings (Cellular/Mobile → Add eSIM) or tap Install in the GotoeSIM app. Install on Wi-Fi before your trip; it activates when you arrive in Japan.
Will this eSIM work on my phone?
It works on any eSIM-compatible, carrier-unlocked phone — iPhone XS and newer, Google Pixel 3 and newer, and recent Samsung Galaxy models.
Can I keep my regular number?
Yes. The eSIM runs alongside your normal SIM, so you keep your number for calls and texts while using data in Japan.
Comments & questions
Carlos H. · 2 months ago
How do I check how much data I have left?
You can check remaining data anytime in the GotoeSIM app under My eSIMs, Carlos. — Tom
Liam V. · 3 months ago
Which networks does this connect to?
You'll be on top local networks, Liam — full details are on the plan page under Coverage. — Grace
Liam D. · 3 months ago
Is roaming charged extra or is it all included?
Roaming is included in the plan, Liam — no extra charges, it's all prepaid. — Ken, GotoeSIM Support
Lea K. · 4 months ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Lea — within seconds of payment, by email and in your account. — Mark
Arjun T. · 4 months ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Arjun — it switches on when you land. — Omar
James T. · 5 months ago
Is 5G supported or just 4G?
5G is available where covered, James — you'll always get the best speed on offer. — Yuki, GotoeSIM Support
Katya M. · 5 months ago
Does the validity start on purchase or on first use?
Validity usually starts when you first connect in your destination, Katya — not at purchase. – Priya, GotoeSIM Support
Budi T. · 6 months ago
Can I top up the same eSIM instead of buying a new one?
Yes Budi, you can top up the same eSIM anytime — no need to buy a new one. – Mark, GotoeSIM Support
Grace S. · 8 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Grace! We're always here if you need anything. — Diego
Mei V. · 1 year ago
Thanks, installed with no problems on my Samsung.
It works great on modern Samsung phones, Mei! Add it via SIM manager and you're set. – Sara, GotoeSIM Support
Chloe M. · 1 year ago
Can I use it in nearby countries too?
For nearby countries, Chloe, a regional plan may suit you better — happy to help you pick. – James 💜
Grace D. · 1 year ago
Can I use this for hotspot/tethering?
Tethering is supported, Grace! Feel free to hotspot to your other devices. – David, GotoeSIM Support