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Japan eSIM — reviews & details

Japan 3GB 30Days · 3 GB · 30 days

View plan & buy — $2.70
4.5

620 reviews

5 ★ 61%
4 ★ 30%
3 ★ 7%
2 ★ 1%
1 ★ 1%

Coverage & networks

  • Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G

Traveller reviews

All 5★ 4★ 3★ 2★ 1★
M

Mateo W.

Saudi Arabia · Sep 2024

✓ Verified

First time using an eSIM and it was painless. Topping up was straightforward when I needed more.

David David eSIM TopUp Support · 1 year ago

Thank you so much, Mateo! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — David

S

Sarah D.

Malaysia · Sep 2024

✓ Verified

Bought it the night before my flight — smooth process in Japan. Data lasted the whole trip with room to spare. Great experience overall.

Anna Anna eSIM TopUp Support · 1 year ago

So glad to hear this, Sarah! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Anna, eSIM TopUp Support

S

Sven L.

Brazil · Sep 2024

✓ Verified

No more hunting for a SIM card kiosk on arrival. Ran hotspot to my laptop with no issues.

Sara Sara eSIM TopUp Support · 1 year ago

Thanks a lot, Sven! So happy the Japan eSIM kept you connected. Come back anytime! — Sara

M

Max K.

Vietnam · Sep 2024

✓ Verified

Exactly what I needed for travelling. Signal held up well on trains and in rural areas. Made staying connected effortless.

James James eSIM TopUp Support · 1 year ago

Thank you so much, Max! So happy the Japan eSIM kept you connected. Enjoy your journeys! — James

L

Lucas T.

Portugal · Sep 2024

✓ Verified

Installed in minutes by scanning the QR code. Topping up was straightforward when I needed more. Great experience overall.

James James eSIM TopUp Support · 1 year ago

Really appreciate this, Lucas! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. – James 💜

D

Diego H.

Mexico · Sep 2024

✓ Verified

Great value compared to roaming charges in Japan. Signal held up well on trains and in rural areas. Exactly as described — no surprises.

Priya Priya eSIM TopUp Support · 1 year ago

So glad to hear this, Diego! So happy the Japan eSIM kept you connected. Enjoy your journeys! – Priya 💜

G

Giulia L.

South Korea · Sep 2024

✓ Verified

Saved me a fortune on my holiday in Japan. Data lasted the whole trip with room to spare.

Diego Diego eSIM TopUp Support · 1 year ago

Thanks for sharing, Giulia! Delighted the speeds worked well for you. – Diego, eSIM TopUp Support

L

Linh N.

Japan · Aug 2024

✓ Verified

Exactly what I needed for travelling. Streaming and video calls worked without buffering. Made staying connected effortless.

Priya Priya eSIM TopUp Support · 1 year ago

Really appreciate this, Linh! Love that you were online the moment you landed in Japan. Come back anytime! – Priya 💜

A

Aisha W.

Australia · Aug 2024

✓ Verified

Saved me a fortune on my holiday. Speeds were solid for maps, messaging and browsing. Will use eSIM TopUp for my next trip for sure.

Emma Emma eSIM TopUp Support · 1 year ago

So glad to hear this, Aisha! Great to know the setup was quick and easy. Enjoy your journeys! — Emma, eSIM TopUp Support

W

Wei D.

Japan · Aug 2024

✓ Verified

Used this on my trip and it worked perfectly. Topping up was straightforward when I needed more. A must-have for international travel.

Sophie Sophie eSIM TopUp Support · 1 year ago

So glad to hear this, Wei! Love that you were online the moment you landed in Japan. Come back anytime! — Sophie, eSIM TopUp Support

F

Fatima G.

United States · Aug 2024

✓ Verified

Did the job without any drama. Setup instructions in the app were clear and simple. A must-have for international travel.

David David eSIM TopUp Support · 1 year ago

So glad to hear this, Fatima! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! – David, eSIM TopUp Support

M

Max T.

Australia · Aug 2024

✓ Verified

Install took me two tries but was fine after that.

James James eSIM TopUp Support · 1 year ago

Thank you for taking the time, Max. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. – James, eSIM TopUp Support

G

Grace V.

Egypt · Aug 2024

✓ Verified

First time using an eSIM and it was painless. Coverage was strong even outside the city. Zero regrets.

Priya Priya eSIM TopUp Support · 1 year ago

So glad to hear this, Grace! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Priya, eSIM TopUp Support

O

Olivia V.

Portugal · Aug 2024

✓ Verified

Used this on my trip and it worked perfectly. Ran hotspot to my laptop with no issues. Highly recommend for any traveller.

Anna Anna eSIM TopUp Support · 1 year ago

Really appreciate this, Olivia! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Anna, eSIM TopUp Support

A

Ava S.

Italy · Aug 2024

✓ Verified

Great value compared to roaming charges. Topping up was straightforward when I needed more. Will use eSIM TopUp for my next trip for sure.

Ken Ken eSIM TopUp Support · 1 year ago

Cheers, Ava! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — Ken

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

P

Pablo G. · 2 months ago

Is 5G supported or just 4G?

P

Pablo C. · 2 months ago

How do I check how much data I have left?

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Grace G. · 2 months ago

Can I use this for hotspot/tethering?

M

Marco C. · 3 months ago

Can I use it in nearby countries too?

L

Lucas D. · 3 months ago

Great guide, the setup steps were really helpful.

I

Ingrid F. · 5 months ago

Is roaming charged extra or is it all included?

P

Pablo N. · 6 months ago

Does the validity start on purchase or on first use?

O

Olivia N. · 6 months ago

Does this work on an iPhone 13?

L

Linh T. · 8 months ago

Can I top up the same eSIM instead of buying a new one?

V

Viktor P. · 9 months ago

Thanks, installed with no problems on my Samsung.

C

Carlos L. · 9 months ago

Will this keep my WhatsApp active with my home number?

S

Sri N. · 1 year ago

Which networks does this connect to?