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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

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Chloe C.

Ireland · Jan 2026

✓ Verified

Super easy to set up before I flew out. Speeds were solid for maps, messaging and browsing. A must-have for international travel.

David David GotoeSIM Support · 7 months ago

Thank you for the kind words, Chloe! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — David, eSIM TopUp Support

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Ethan B.

India · Jan 2026

✓ Verified

Did the job without any drama. Signal held up well on trains and in rural areas. Zero regrets.

Yuki Yuki GotoeSIM Support · 7 months ago

Thanks for sharing, Ethan! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Yuki, eSIM TopUp Support

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Chloe K.

Vietnam · Jan 2026

✓ Verified

No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived. Exactly as described — no surprises.

David David GotoeSIM Support · 7 months ago

Thank you so much, Chloe! So pleased it saved you from roaming bills. Enjoy your journeys! – David 💜

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Lucia R.

Switzerland · Jan 2026

✓ Verified

Worked fine but took a little while to connect at first.

James James GotoeSIM Support · 7 months ago

Appreciate you sharing this, Lucia. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. – James, eSIM TopUp Support

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Ava G.

United Kingdom · Jan 2026

✓ Verified

Good coverage in the city, a bit patchy in remote areas. Customer support answered my question quickly.

Omar Omar GotoeSIM Support · 7 months ago

Thanks for the honest feedback, Ava. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. — Omar, eSIM TopUp Support

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Sofia H.

Philippines · Dec 2025

✓ Verified

Used this on my trip and it worked perfectly. Customer support answered my question quickly. Five stars from me.

David David GotoeSIM Support · 7 months ago

Really appreciate this, Sofia! Thrilled it made staying connected effortless. – David, eSIM TopUp Support

Y

Yuki G.

Poland · Dec 2025

✓ Verified

Great value compared to roaming charges. Ran hotspot to my laptop with no issues. Would definitely buy again.

Diego Diego GotoeSIM Support · 7 months ago

Cheers, Yuki! Wonderful to hear it worked smoothly in Japan. Come back anytime! – Diego 💜

M

Mateo V.

Switzerland · Dec 2025

✓ Verified

Installed in minutes by scanning the QR code. I kept my normal number for calls while using this for data.

Diego Diego GotoeSIM Support · 7 months ago

Cheers, Mateo! Thrilled it made staying connected effortless. – Diego 💜

M

Max M.

Brazil · Dec 2025

✓ Verified

Bought it the night before my flight — smooth process. Streaming and video calls worked without buffering.

Emma Emma GotoeSIM Support · 7 months ago

Really appreciate this, Max! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – Emma 💜

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Lea H.

New Zealand · Dec 2025

✓ Verified

Install took me two tries but was fine after that.

Sophie Sophie GotoeSIM Support · 7 months ago

We're really sorry, Lea. That's not the experience we want for Japan. Reach our team at esimtopup.io/support so we can help right away. – Sophie, eSIM TopUp Support

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Sri B.

UAE · Dec 2025

✓ Verified

Used this on my trip and it worked perfectly. Speeds were solid for maps, messaging and browsing.

David David GotoeSIM Support · 7 months ago

Thanks a lot, Sri! Love that you were online the moment you landed in Japan. – David, eSIM TopUp Support

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Mateo F.

New Zealand · Dec 2025

✓ Verified

Bought it the night before my flight — smooth process. Streaming and video calls worked without buffering. A must-have for international travel.

Mark Mark GotoeSIM Support · 7 months ago

Thank you so much, Mateo! Thrilled it made staying connected effortless. – Mark, eSIM TopUp Support

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Pablo D.

South Korea · Dec 2025

✓ Verified

Exactly what I needed for travelling. The QR code arrived instantly by email. Zero regrets.

David David GotoeSIM Support · 7 months ago

Cheers, Pablo! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! – David, eSIM TopUp Support

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Budi L.

United Kingdom · Dec 2025

✓ Verified

No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived. Would definitely buy again.

Anna Anna GotoeSIM Support · 7 months ago

Thank you so much, Budi! Wonderful to hear it worked smoothly in Japan. — Anna, eSIM TopUp Support

O

Omar P.

Poland · Dec 2025

✓ Verified

Did the job without any drama. Speeds were solid for maps, messaging and browsing. Great experience overall.

Omar Omar GotoeSIM Support · 7 months ago

Thanks a lot, Omar! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. – Omar 💜

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

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Lea V. · 2 months ago

Does this work on an iPhone 13?

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Wei V. · 3 months ago

Which networks does this connect to?

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Haruto D. · 3 months ago

Can I use this for hotspot/tethering?

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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.

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Giulia C. · 4 months ago

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

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Pablo K. · 4 months ago

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

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Viktor V. · 7 months ago

Thanks, installed with no problems on my Samsung.

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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?

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Liam F. · 11 months ago

Will this keep my WhatsApp active with my home number?

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Grace P. · 1 year ago

How do I check how much data I have left?