Japan eSIM — reviews & details
Japan 3GB 30Days · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Haruto R.
France · Jul 2026
Great value compared to roaming charges. Coverage was strong even outside the city. Exactly as described — no surprises.
David
eSIM TopUp Support
· 1 month ago Thank you so much, Haruto! So pleased it saved you from roaming bills. Come back anytime! – David 💜
Lucas B.
Netherlands · Jul 2026
Bought it the night before my flight — smooth process. Customer support answered my question quickly. Made staying connected effortless.
Diego
eSIM TopUp Support
· 1 month ago Thanks for sharing, Lucas! Great to know the setup was quick and easy. — Diego, eSIM TopUp Support
Olivia C.
Singapore · Jul 2026
Did the job without any drama. Customer support answered my question quickly. Exactly as described — no surprises.
Mark
eSIM TopUp Support
· 1 month ago Thanks a lot, Olivia! Thrilled it made staying connected effortless. Enjoy your journeys! — Mark, eSIM TopUp Support
Isabella W.
Mexico · Jun 2026
Used this on my trip and it worked perfectly. Setup instructions in the app were clear and simple.
Omar
eSIM TopUp Support
· 1 month ago Thank you for the kind words, Isabella! So pleased it saved you from roaming bills. – Omar 💜
Haruto R.
Sweden · Jun 2026
Installed in minutes by scanning the QR code. Topping up was straightforward when I needed more.
Diego
eSIM TopUp Support
· 1 month ago So glad to hear this, Haruto! Great to know the setup was quick and easy. — Diego
Somchai R.
UAE · Jun 2026
First time using an eSIM and it was painless. Activation was automatic when I arrived. Made staying connected effortless.
Omar
eSIM TopUp Support
· 1 month ago So glad to hear this, Somchai! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – Omar 💜
Marco L.
Spain · Jun 2026
Installed in minutes by scanning the QR code. Setup instructions in the app were clear and simple. Will use eSIM TopUp for my next trip for sure.
Omar
eSIM TopUp Support
· 1 month ago Really appreciate this, Marco! Delighted the speeds worked well for you. We're here whenever you travel again. – Omar 💜
Sri H.
Spain · Jun 2026
Used this on my trip and it worked perfectly. Customer support answered my question quickly. Would definitely buy again.
Ingrid
eSIM TopUp Support
· 1 month ago Thanks a lot, Sri! Delighted the speeds worked well for you. We're here whenever you travel again. — Ingrid, eSIM TopUp Support
Mohammed F.
Philippines · Jun 2026
Exactly what I needed for travelling. Speeds were solid for maps, messaging and browsing.
James
eSIM TopUp Support
· 1 month ago Really appreciate this, Mohammed! So pleased it saved you from roaming bills. — James, eSIM TopUp Support
Ava F.
South Korea · Jun 2026
Connected the moment I landed in Japan. Signal held up well on trains and in rural areas. Exactly as described — no surprises.
Sophie
eSIM TopUp Support
· 1 month ago So glad to hear this, Ava! So pleased it saved you from roaming bills. We're here whenever you travel again. — Sophie, eSIM TopUp Support
Thomas L.
Malaysia · Jun 2026
Installed in minutes by scanning the QR code. I kept my normal number for calls while using this for data. Highly recommend for any traveller.
Yuki
eSIM TopUp Support
· 1 month ago Really appreciate this, Thomas! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! — Yuki, eSIM TopUp Support
Lucia V.
Indonesia · Jun 2026
Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare. A must-have for international travel.
Ken
eSIM TopUp Support
· 1 month ago Thank you so much, Lucia! Delighted the speeds worked well for you. Enjoy your journeys! – Ken, eSIM TopUp Support
Arjun D.
Sweden · Jun 2026
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering. Telling my friends about this.
Ingrid
eSIM TopUp Support
· 1 month ago Really appreciate this, Arjun! Delighted the speeds worked well for you. — Ingrid, eSIM TopUp Support
Arjun F.
India · Jun 2026
Installed in minutes by scanning the QR code. Signal held up well on trains and in rural areas. Would definitely buy again.
Omar
eSIM TopUp Support
· 1 month ago Thank you so much, Arjun! So happy the Japan eSIM kept you connected. Come back anytime! — Omar
Anna D.
South Korea · Jun 2026
Super easy to set up before I flew out. Customer support answered my question quickly. Zero regrets.
Tom
eSIM TopUp Support
· 1 month ago Cheers, Anna! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – Tom 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days 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 G. · 2 months ago
Is 5G supported or just 4G?
Pablo C. · 2 months ago
How do I check how much data I have left?
Grace G. · 2 months ago
Can I use this for hotspot/tethering?
Marco C. · 3 months ago
Can I use it in nearby countries too?
Lucas D. · 3 months ago
Great guide, the setup steps were really helpful.
Ingrid F. · 5 months ago
Is roaming charged extra or is it all included?
Pablo N. · 6 months ago
Does the validity start on purchase or on first use?
Olivia N. · 6 months ago
Does this work on an iPhone 13?
Linh T. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Viktor P. · 9 months ago
Thanks, installed with no problems on my Samsung.
Carlos L. · 9 months ago
Will this keep my WhatsApp active with my home number?
Sri N. · 1 year ago
Which networks does this connect to?