Japan eSIM — reviews & details
Japan 50GB 30Days (IIJ) · 50 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Hugo C.
Vietnam · Jun 2026
Install took me two tries but was fine after that. I kept my normal number for calls while using this for data.
Anna
GotoeSIM Support
· 2 months ago Apologies for the trouble, Hugo. We'd love the chance to make this right. Reach our team at esimtopup.io/support so we can help right away. – Anna, eSIM TopUp Support
Max P.
Philippines · Apr 2026
Decent speeds, though slower than I expected in a few spots.
Grace
GotoeSIM Support
· 3 months ago Apologies for the trouble, Max. That's not the experience we want for Japan. Reach our team at esimtopup.io/support so we can help right away. – Grace 💜
Lucas L.
South Korea · Apr 2026
Solid overall, just wish there was a bit more data for the price. Topping up was straightforward when I needed more.
Emma
GotoeSIM Support
· 3 months ago Apologies for the trouble, Lucas. That's not the experience we want for Japan. Reach our team at esimtopup.io/support so we can help right away. — Emma
Lucia S.
UAE · Aug 2025
Solid overall, just wish there was a bit more data for the price.
Ken
GotoeSIM Support
· 11 months ago So sorry to hear this, Lucia. We'd love the chance to make this right. Please contact us at esimtopup.io/support and we'll sort it out. – Ken 💜
Ananya N.
South Korea · May 2025
Worked fine but took a little while to connect at first. I kept my normal number for calls while using this for data.
Emma
GotoeSIM Support
· 1 year ago So sorry to hear this, Ananya. We'd love the chance to make this right. Reach our team at esimtopup.io/support so we can help right away. — Emma
Lucia V.
Canada · Sep 2024
Worked fine but took a little while to connect at first.
David
GotoeSIM Support
· 1 year ago So sorry to hear this, Lucia. That's not the experience we want for Japan. Please contact us at esimtopup.io/support and we'll sort it out. — David, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 50GB 30Days (IIJ) plan costs $25.50 for 50 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
Beatriz B. · 3 days ago
Does the validity start on purchase or on first use?
Priya F. · 2 weeks ago
Can I top up the same eSIM instead of buying a new one?
Omar F. · 5 months ago
Will this keep my WhatsApp active with my home number?
Isabella P. · 6 months ago
Can I use this for hotspot/tethering?
Carlos D. · 6 months ago
Do I need to install it before I travel or after I arrive?
Zoe T. · 6 months ago
Is 5G supported or just 4G?
Lucia H. · 7 months ago
Does this work on an iPhone 13?
Linh H. · 8 months ago
How do I check how much data I have left?
Haruto K. · 9 months ago
Thanks, installed with no problems on my Samsung.
Min-jun L. · 11 months ago
How long does the QR code take to arrive after payment?
Ingrid C. · 1 year ago
Great guide, the setup steps were really helpful.
Olivia F. · 1 year ago
Can I use it in nearby countries too?