Japan eSIM — reviews & details
Japan 5GB 30Days · 5 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Ethan K.
South Korea · Jul 2026
Connected the moment I landed. Coverage was strong even outside the city. Zero regrets.
Tom
eSIM TopUp Support
· 1 month ago So glad to hear this, Ethan! Delighted the speeds worked well for you. Come back anytime! – Tom 💜
Ji-woo T.
Japan · Jul 2026
Worked fine but took a little while to connect at first. Setup instructions in the app were clear and simple.
Tom
eSIM TopUp Support
· 1 month ago Appreciate you sharing this, Ji-woo. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. – Tom 💜
Priya L.
Malaysia · Jul 2026
Honestly better than buying a local SIM at the airport. Activation was automatic when I arrived in Japan. A must-have for international travel.
Anna
eSIM TopUp Support
· 1 month ago Thanks a lot, Priya! Wonderful to hear it worked smoothly in Japan. — Anna, eSIM TopUp Support
Lea M.
Indonesia · Jul 2026
Did the job without any drama. Coverage was strong even outside the city. Five stars from me.
Sophie
eSIM TopUp Support
· 1 month ago So glad to hear this, Lea! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! – Sophie, eSIM TopUp Support
Pablo N.
Singapore · Jul 2026
Used this on my trip and it worked perfectly. I kept my normal number for calls while using this for data.
David
eSIM TopUp Support
· 1 month ago Thanks for sharing, Pablo! Love that you were online the moment you landed in Japan. – David 💜
Pablo D.
Mexico · Jul 2026
Did the job without any drama in Japan. The QR code arrived instantly by email. Would definitely buy again.
Diego
eSIM TopUp Support
· 1 month ago Really appreciate this, Pablo! Wonderful to hear it worked smoothly in Japan. – Diego 💜
Lucas F.
South Korea · Jun 2026
Saved me a fortune on my holiday. Setup instructions in the app were clear and simple. Highly recommend for any traveller.
Diego
eSIM TopUp Support
· 1 month ago Thanks for sharing, Lucas! So happy the Japan eSIM kept you connected. Come back anytime! – Diego, eSIM TopUp Support
Chloe H.
United Kingdom · Jun 2026
Installed in minutes by scanning the QR code. Streaming and video calls worked without buffering. Great experience overall.
Yuki
eSIM TopUp Support
· 1 month ago Thanks for sharing, Chloe! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! — Yuki
Lea L.
Philippines · Jun 2026
Great value compared to roaming charges. Data lasted the whole trip with room to spare. Exactly as described — no surprises.
David
eSIM TopUp Support
· 1 month ago Cheers, Lea! Great to know the setup was quick and easy. Wishing you many more connected adventures! — David
Linh W.
Malaysia · Jun 2026
Bought it the night before my flight — smooth process. Activation was automatic when I arrived.
Mark
eSIM TopUp Support
· 1 month ago Thanks a lot, Linh! So happy the Japan eSIM kept you connected. Come back anytime! – Mark 💜
Omar V.
Canada · Jun 2026
Did the job without any drama. Topping up was straightforward when I needed more.
Sara
eSIM TopUp Support
· 1 month ago Cheers, Omar! Thrilled it made staying connected effortless. We're here whenever you travel again. – Sara, eSIM TopUp Support
Hugo F.
Vietnam · Jun 2026
Exactly what I needed for travelling. I kept my normal number for calls while using this for data.
Priya
eSIM TopUp Support
· 1 month ago Thank you so much, Hugo! Delighted the speeds worked well for you. – Priya 💜
Ingrid B.
United States · Jun 2026
Connected the moment I landed. Setup instructions in the app were clear and simple.
David
eSIM TopUp Support
· 1 month ago Thank you for the kind words, Ingrid! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — David
Nguyen T.
Portugal · Jun 2026
Saved me a fortune on my holiday. Customer support answered my question quickly.
Ingrid
eSIM TopUp Support
· 1 month ago Thank you for the kind words, Nguyen! Love that you were online the moment you landed in Japan. — Ingrid
Katya F.
Vietnam · Jun 2026
Honestly better than buying a local SIM at the airport. Data lasted the whole trip with room to spare.
Emma
eSIM TopUp Support
· 1 month ago Thanks a lot, Katya! So pleased it saved you from roaming bills. We're here whenever you travel again. – Emma 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 5GB 30Days plan costs $4.05 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 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
Andre K. · 1 month ago
Can I top up the same eSIM instead of buying a new one?
Sophia K. · 1 month ago
Does this work on an iPhone 13?
Emma T. · 2 months ago
Do I need to install it before I travel or after I arrive?
Marco B. · 2 months ago
Can I use this for hotspot/tethering?
Nguyen K. · 5 months ago
Thanks, installed with no problems on my Samsung.
Grace H. · 5 months ago
Does the validity start on purchase or on first use?
Ethan B. · 6 months ago
Great guide, the setup steps were really helpful.
Grace C. · 7 months ago
Can I use it in nearby countries too?
Camila P. · 8 months ago
Is roaming charged extra or is it all included?
Giulia M. · 9 months ago
Which networks does this connect to?
Fatima T. · 9 months ago
Will this keep my WhatsApp active with my home number?
Haruto H. · 1 year ago
How do I check how much data I have left?