Japan eSIM — reviews & details
Japan 500MB 7Days · 500 MB · 7 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Kenji M.
Malaysia · Aug 2026
Honestly better than buying a local SIM at the airport. Ran hotspot to my laptop with no issues. A must-have for international travel.
Mark
eSIM TopUp Support
· 3 days ago So glad to hear this, Kenji! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Mark
Giulia C.
Portugal · Aug 2026
Super easy to set up before I flew out. Signal held up well on trains and in rural areas. Telling my friends about this.
Diego
eSIM TopUp Support
· 3 days ago Thank you so much, Giulia! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – Diego, eSIM TopUp Support
Yuki G.
Philippines · Aug 2026
Saved me a fortune on my holiday. Streaming and video calls worked without buffering. Great experience overall.
Anna
eSIM TopUp Support
· 4 days ago Thanks a lot, Yuki! Thrilled it made staying connected effortless. — Anna
Thomas L.
South Korea · Aug 2026
First time using an eSIM and it was painless. Coverage was strong even outside the city. Would definitely buy again.
Laura
eSIM TopUp Support
· 6 days ago Thanks a lot, Thomas! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Laura 💜
Priya V.
Thailand · Aug 2026
Did the job without any drama. Coverage was strong even outside the city. Will use eSIM TopUp for my next trip for sure.
Mark
eSIM TopUp Support
· 1 week ago Really appreciate this, Priya! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – Mark 💜
Chloe L.
Portugal · Aug 2026
First time using an eSIM and it was painless. Topping up was straightforward when I needed more. A must-have for international travel.
David
eSIM TopUp Support
· 1 week ago Thanks for sharing, Chloe! Great to know the setup was quick and easy. — David, eSIM TopUp Support
Elena V.
Spain · Aug 2026
Super easy to set up before I flew out. I kept my normal number for calls while using this for data. Made staying connected effortless.
Priya
eSIM TopUp Support
· 1 week ago Cheers, Elena! Love that you were online the moment you landed in Japan. — Priya
Andre W.
Indonesia · Jul 2026
Great value compared to roaming charges in Japan. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
Yuki
eSIM TopUp Support
· 1 week ago Thank you for the kind words, Andre! Delighted the speeds worked well for you. — Yuki, eSIM TopUp Support
Camila P.
Italy · Jul 2026
Used this on my trip and it worked perfectly in Japan. Signal held up well on trains and in rural areas. Five stars from me.
Priya
eSIM TopUp Support
· 1 week ago Thanks for sharing, Camila! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! — Priya, eSIM TopUp Support
Mei F.
Philippines · Jul 2026
First time using an eSIM and it was painless. Streaming and video calls worked without buffering. Would definitely buy again.
Priya
eSIM TopUp Support
· 1 week ago Thank you for the kind words, Mei! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Priya, eSIM TopUp Support
Ananya S.
Australia · Jul 2026
Honestly better than buying a local SIM at the airport. Setup instructions in the app were clear and simple. Zero regrets.
Priya
eSIM TopUp Support
· 2 weeks ago Thanks a lot, Ananya! Wonderful to hear it worked smoothly in Japan. – Priya 💜
Carlos V.
United States · Jul 2026
Saved me a fortune on my holiday. Data lasted the whole trip with room to spare. Telling my friends about this.
David
eSIM TopUp Support
· 2 weeks ago Thanks for sharing, Carlos! Love that you were online the moment you landed in Japan. We're here whenever you travel again. – David, eSIM TopUp Support
Sophia P.
Saudi Arabia · Jul 2026
Install took me two tries but was fine after that. Customer support answered my question quickly.
Yuki
eSIM TopUp Support
· 2 weeks ago Thanks for the honest feedback, Sophia. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. – Yuki 💜
Budi R.
Vietnam · Jul 2026
Saved me a fortune on my holiday in Japan. Customer support answered my question quickly. Highly recommend for any traveller.
Diego
eSIM TopUp Support
· 2 weeks ago Thanks for sharing, Budi! Great to know the setup was quick and easy. – Diego, eSIM TopUp Support
Wei T.
Vietnam · Jul 2026
Used this on my trip and it worked perfectly in Japan. Topping up was straightforward when I needed more. Zero regrets.
Sophie
eSIM TopUp Support
· 2 weeks ago Thanks for sharing, Wei! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – Sophie, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 500MB 7Days plan costs $0.60 for 500 MB over 7 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
Budi C. · 1 week ago
Can I use this for hotspot/tethering?
Grace T. · 1 week ago
Will this keep my WhatsApp active with my home number?
Pablo C. · 3 months ago
Can I top up the same eSIM instead of buying a new one?
Diego T. · 4 months ago
Does the validity start on purchase or on first use?
Lea P. · 5 months ago
Which networks does this connect to?
Budi V. · 6 months ago
Great guide, the setup steps were really helpful.
Mateo W. · 7 months ago
How long does the QR code take to arrive after payment?
Haruto K. · 8 months ago
Is 5G supported or just 4G?
Linh L. · 9 months ago
Do I need to install it before I travel or after I arrive?
Katya B. · 11 months ago
How do I check how much data I have left?
Haruto L. · 1 year ago
Is roaming charged extra or is it all included?
Noah W. · 1 year ago
Can I use it in nearby countries too?