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Japan eSIM — reviews & details

Japan 10GB/Day · 10 GB/day · 1 days

View plan & buy — $7.50
4.5

620 reviews

5 ★ 64%
4 ★ 28%
3 ★ 6%
2 ★ 1%
1 ★ 1%

Coverage & networks

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

Traveller reviews

E

Elena T.

Germany · Jul 2026

✓ Verified

No more hunting for a SIM card kiosk on arrival. I kept my normal number for calls while using this for data.

Diego Diego GotoeSIM Support · 2 weeks ago

Thank you for the kind words, Elena! Delighted the speeds worked well for you. Come back anytime! — Diego

N

Nadia P.

France · Jul 2026

✓ Verified

First time using an eSIM and it was painless. Activation was automatic when I arrived. Zero regrets.

Diego Diego GotoeSIM Support · 2 weeks ago

Cheers, Nadia! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – Diego 💜

M

Min-jun G.

Japan · Jul 2026

✓ Verified

Used this on my trip and it worked perfectly. Customer support answered my question quickly. Zero regrets.

Yuki Yuki GotoeSIM Support · 2 weeks ago

Thank you for the kind words, Min-jun! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. — Yuki, eSIM TopUp Support

L

Linh G.

Sweden · Jul 2026

✓ Verified

First time using an eSIM and it was painless. Customer support answered my question quickly. Great experience overall.

Yuki Yuki GotoeSIM Support · 2 weeks ago

Thanks for sharing, Linh! Great to know the setup was quick and easy. We're here whenever you travel again. — Yuki, eSIM TopUp Support

H

Haruto S.

Switzerland · Jul 2026

✓ Verified

Did the job without any drama. Activation was automatic when I arrived.

Yuki Yuki GotoeSIM Support · 3 weeks ago

Thanks for sharing, Haruto! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! — Yuki

N

Noah C.

Malaysia · Jul 2026

✓ Verified

Honestly better than buying a local SIM at the airport. Topping up was straightforward when I needed more. Telling my friends about this.

Priya Priya GotoeSIM Support · 3 weeks ago

So glad to hear this, Noah! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! – Priya 💜

V

Viktor M.

Singapore · Jul 2026

✓ Verified

No more hunting for a SIM card kiosk on arrival. Speeds were solid for maps, messaging and browsing.

Anna Anna GotoeSIM Support · 3 weeks ago

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

H

Hana G.

Canada · Jul 2026

✓ Verified

Used this on my trip and it worked perfectly in Japan. Coverage was strong even outside the city.

Sara Sara GotoeSIM Support · 3 weeks ago

Really appreciate this, Hana! Thrilled it made staying connected effortless. Enjoy your journeys! – Sara, eSIM TopUp Support

P

Priya H.

United States · Jul 2026

✓ Verified

Did the job without any drama. Topping up was straightforward when I needed more.

David David GotoeSIM Support · 3 weeks ago

Really appreciate this, Priya! Delighted the speeds worked well for you. — David, eSIM TopUp Support

J

Ji-woo P.

South Korea · Jul 2026

✓ Verified

Exactly what I needed for travelling. Speeds were solid for maps, messaging and browsing.

David David GotoeSIM Support · 3 weeks ago

Cheers, Ji-woo! Thrilled it made staying connected effortless. Come back anytime! — David

K

Katya B.

Singapore · Jul 2026

✓ Verified

Exactly what I needed for travelling. Coverage was strong even outside the city. Highly recommend for any traveller.

Ingrid Ingrid GotoeSIM Support · 3 weeks ago

Thanks a lot, Katya! So happy the Japan eSIM kept you connected. Enjoy your journeys! – Ingrid 💜

N

Nguyen W.

Canada · Jul 2026

✓ Verified

Honestly better than buying a local SIM at the airport. Speeds were solid for maps, messaging and browsing. Zero regrets.

Sara Sara GotoeSIM Support · 4 weeks ago

Really appreciate this, Nguyen! Great to know the setup was quick and easy. – Sara 💜

H

Haruto B.

United States · Jul 2026

✓ Verified

No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived. Telling my friends about this.

Diego Diego GotoeSIM Support · 4 weeks ago

Thanks a lot, Haruto! Love that you were online the moment you landed in Japan. Come back anytime! — Diego

O

Olivia H.

France · Jul 2026

✓ Verified

First time using an eSIM and it was painless. Streaming and video calls worked without buffering. A must-have for international travel.

Priya Priya GotoeSIM Support · 4 weeks ago

Thank you for the kind words, Olivia! Thrilled it made staying connected effortless. Enjoy your journeys! – Priya, eSIM TopUp Support

V

Viktor S.

Saudi Arabia · Jul 2026

✓ Verified

Good coverage in the city, a bit patchy in remote areas.

Ingrid Ingrid GotoeSIM Support · 1 month ago

Apologies for the trouble, Viktor. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. — Ingrid

Frequently asked questions

How much does the Japan eSIM cost?

The Japan 10GB/Day plan costs $7.50 for 10 GB/day over 1 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

L

Lea V. · 2 months ago

Does this work on an iPhone 13?

W

Wei V. · 3 months ago

Which networks does this connect to?

H

Haruto D. · 3 months ago

Can I use this for hotspot/tethering?

D

Diego B. · 3 months ago

Can I use it in nearby countries too?

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Nguyen K. · 4 months ago

Great guide, the setup steps were really helpful.

G

Giulia C. · 4 months ago

How long does the QR code take to arrive after payment?

P

Pablo K. · 4 months ago

Do I need to install it before I travel or after I arrive?

V

Viktor V. · 7 months ago

Thanks, installed with no problems on my Samsung.

M

Mei B. · 9 months ago

Does the validity start on purchase or on first use?

A

Anna P. · 9 months ago

Is 5G supported or just 4G?

L

Liam F. · 11 months ago

Will this keep my WhatsApp active with my home number?

G

Grace P. · 1 year ago

How do I check how much data I have left?