Japan eSIM — reviews & details
Japan 3GB 30Days (IIJ) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Noah B.
Thailand · May 2025
Super easy to set up before I flew out. Data lasted the whole trip with room to spare. Telling my friends about this.
David
GotoeSIM Support
· 1 year ago So glad to hear this, Noah! Love that you were online the moment you landed in Japan. – David 💜
Max V.
Sweden · May 2025
Honestly better than buying a local SIM at the airport. Topping up was straightforward when I needed more. Made staying connected effortless.
Diego
GotoeSIM Support
· 1 year ago Really appreciate this, Max! Thrilled it made staying connected effortless. We're here whenever you travel again. — Diego, eSIM TopUp Support
Yuki G.
Saudi Arabia · May 2025
Saved me a fortune on my holiday. Customer support answered my question quickly.
Laura
GotoeSIM Support
· 1 year ago Thank you for the kind words, Yuki! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Laura, eSIM TopUp Support
Ryan M.
India · May 2025
Used this on my trip and it worked perfectly. Customer support answered my question quickly. Zero regrets.
Sara
GotoeSIM Support
· 1 year ago Thank you so much, Ryan! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — Sara, eSIM TopUp Support
Noah T.
United Kingdom · May 2025
Did the job without any drama. Setup instructions in the app were clear and simple.
Diego
GotoeSIM Support
· 1 year ago Thanks a lot, Noah! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! – Diego 💜
Hugo K.
India · May 2025
First time using an eSIM and it was painless. The QR code arrived instantly by email. Great experience overall.
Tom
GotoeSIM Support
· 1 year ago So glad to hear this, Hugo! Thrilled it made staying connected effortless. — Tom, eSIM TopUp Support
Giulia G.
Poland · May 2025
Great value compared to roaming charges. Customer support answered my question quickly. Five stars from me.
Diego
GotoeSIM Support
· 1 year ago Thank you for the kind words, Giulia! Delighted the speeds worked well for you. – Diego, eSIM TopUp Support
Giulia P.
Switzerland · May 2025
Bought it the night before my flight — smooth process. I kept my normal number for calls while using this for data. Made staying connected effortless.
Laura
GotoeSIM Support
· 1 year ago Thank you so much, Giulia! So happy the Japan eSIM kept you connected. Enjoy your journeys! — Laura, eSIM TopUp Support
Budi K.
UAE · May 2025
Saved me a fortune on my holiday in Japan. Coverage was strong even outside the city. Will use eSIM TopUp for my next trip for sure.
Emma
GotoeSIM Support
· 1 year ago So glad to hear this, Budi! Great to know the setup was quick and easy. Come back anytime! — Emma
Mohammed T.
Sweden · May 2025
First time using an eSIM and it was painless. I kept my normal number for calls while using this for data.
Anna
GotoeSIM Support
· 1 year ago Really appreciate this, Mohammed! Great to know the setup was quick and easy. We're here whenever you travel again. – Anna 💜
Somchai C.
Egypt · May 2025
Used this on my trip and it worked perfectly. Speeds were solid for maps, messaging and browsing.
Ken
GotoeSIM Support
· 1 year ago Thank you for the kind words, Somchai! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Ken
Ravi V.
Egypt · May 2025
Used this on my trip and it worked perfectly. I kept my normal number for calls while using this for data. Telling my friends about this.
Grace
GotoeSIM Support
· 1 year ago Thanks for sharing, Ravi! Thrilled it made staying connected effortless. — Grace, eSIM TopUp Support
Ananya H.
Vietnam · May 2025
Honestly better than buying a local SIM at the airport in Japan. Customer support answered my question quickly.
Priya
GotoeSIM Support
· 1 year ago So glad to hear this, Ananya! Love that you were online the moment you landed in Japan. Come back anytime! — Priya
Nadia H.
New Zealand · May 2025
Bought it the night before my flight — smooth process. The QR code arrived instantly by email. Telling my friends about this.
Priya
GotoeSIM Support
· 1 year ago Cheers, Nadia! Love that you were online the moment you landed in Japan. We're here whenever you travel again. – Priya, eSIM TopUp Support
Andre L.
Mexico · May 2025
Connected the moment I landed. Activation was automatic when I arrived. Would definitely buy again.
Sophie
GotoeSIM Support
· 1 year ago Thank you so much, Andre! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – Sophie, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days (IIJ) plan costs $2.70 for 3 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 eSIM TopUp 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
Pablo L. · 2 weeks ago
How long does the QR code take to arrive after payment?
Priya H. · 1 month ago
How do I check how much data I have left?
Mateo M. · 2 months ago
Will this keep my WhatsApp active with my home number?
Giulia H. · 3 months ago
Does this work on an iPhone 13?
Omar H. · 5 months ago
Is roaming charged extra or is it all included?
Ingrid F. · 6 months ago
Thanks, installed with no problems on my Samsung.
Haruto V. · 6 months ago
Can I use it in nearby countries too?
Noah D. · 7 months ago
Can I use this for hotspot/tethering?
James S. · 7 months ago
Do I need to install it before I travel or after I arrive?
Katya W. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Noah V. · 8 months ago
Does the validity start on purchase or on first use?
Liam V. · 10 months ago
Which networks does this connect to?