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Japan eSIM — reviews & details

Japan 3GB 30Days (nonhkip) · 3 GB · 30 days

View plan & buy — $4.43
4.5

620 reviews

5 ★ 64%
4 ★ 27%
3 ★ 7%
2 ★ 1%
1 ★ 1%

Coverage & networks

  • Japan KDDI/au 5G

Traveller reviews

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Chloe K.

Netherlands · Sep 2025

✓ Verified

Exactly what I needed for travelling. Activation was automatic when I arrived. Telling my friends about this.

Laura Laura GotoeSIM Support · 11 months ago

Thank you for the kind words, Chloe! Delighted the speeds worked well for you. We're here whenever you travel again. — Laura, eSIM TopUp Support

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Somchai M.

Indonesia · Sep 2025

✓ Verified

Did the job without any drama. Coverage was strong even outside the city. Made staying connected effortless.

Omar Omar GotoeSIM Support · 11 months ago

Thanks for sharing, Somchai! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — Omar

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Max G.

Spain · Sep 2025

✓ Verified

Super easy to set up before I flew out. Activation was automatic when I arrived. Zero regrets.

Sophie Sophie GotoeSIM Support · 11 months ago

Thanks for sharing, Max! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Sophie, eSIM TopUp Support

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Liam K.

Indonesia · Sep 2025

✓ Verified

Exactly what I needed for travelling in Japan. Coverage was strong even outside the city. Exactly as described — no surprises.

Grace Grace GotoeSIM Support · 11 months ago

Thank you for the kind words, Liam! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! — Grace, eSIM TopUp Support

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Marco G.

Indonesia · Sep 2025

✓ Verified

Connected the moment I landed. The QR code arrived instantly by email. Would definitely buy again.

Sara Sara GotoeSIM Support · 11 months ago

Thank you so much, Marco! Great to know the setup was quick and easy. Wishing you many more connected adventures! — Sara, eSIM TopUp Support

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Anna C.

Singapore · Sep 2025

✓ Verified

Did the job without any drama. Speeds were solid for maps, messaging and browsing. Zero regrets.

Priya Priya GotoeSIM Support · 11 months ago

Thanks for sharing, Anna! Great to know the setup was quick and easy. – Priya, eSIM TopUp Support

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Pablo M.

Germany · Sep 2025

✓ Verified

Did the job without any drama in Japan. Setup instructions in the app were clear and simple. Telling my friends about this.

Laura Laura GotoeSIM Support · 11 months ago

Really appreciate this, Pablo! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — Laura

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Lucia K.

Portugal · Sep 2025

✓ Verified

Connected the moment I landed. Activation was automatic when I arrived. Would definitely buy again.

Priya Priya GotoeSIM Support · 11 months ago

Cheers, Lucia! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – Priya 💜

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Emma B.

Sweden · Sep 2025

✓ Verified

First time using an eSIM and it was painless. Customer support answered my question quickly. Telling my friends about this.

Sara Sara GotoeSIM Support · 11 months ago

Thank you so much, Emma! Thrilled it made staying connected effortless. Enjoy your journeys! – Sara, eSIM TopUp Support

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Somchai P.

Switzerland · Sep 2025

✓ Verified

Super easy to set up before I flew out. Topping up was straightforward when I needed more. Zero regrets.

Omar Omar GotoeSIM Support · 11 months ago

Cheers, Somchai! Wonderful to hear it worked smoothly in Japan. Come back anytime! – Omar, eSIM TopUp Support

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Katya B.

Spain · Sep 2025

✓ Verified

Decent speeds, though slower than I expected in a few spots. Customer support answered my question quickly.

Grace Grace GotoeSIM Support · 11 months ago

Appreciate you sharing this, Katya. Glad it mostly worked for you in Japan — we're always improving our coverage. Reach us anytime at esimtopup.io/support if we can help. — Grace

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Katya D.

Switzerland · Sep 2025

✓ Verified

Exactly what I needed for travelling in Japan. Customer support answered my question quickly. Five stars from me.

Laura Laura GotoeSIM Support · 11 months ago

Thanks a lot, Katya! So pleased it saved you from roaming bills. We're here whenever you travel again. – Laura, eSIM TopUp Support

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Camila K.

Italy · Sep 2025

✓ Verified

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

Grace Grace GotoeSIM Support · 11 months ago

Thank you for the kind words, Camila! So pleased it saved you from roaming bills. Come back anytime! — Grace, eSIM TopUp Support

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Marco N.

New Zealand · Sep 2025

✓ Verified

Great value compared to roaming charges. Data lasted the whole trip with room to spare. Telling my friends about this.

Yuki Yuki GotoeSIM Support · 11 months ago

Thank you so much, Marco! Delighted the speeds worked well for you. Come back anytime! – Yuki 💜

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Ananya B.

Ireland · Sep 2025

✓ Verified

Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering. Will use eSIM TopUp for my next trip for sure.

David David GotoeSIM Support · 11 months ago

Thanks a lot, Ananya! Wonderful to hear it worked smoothly in Japan. – David, eSIM TopUp Support

Frequently asked questions

How much does the Japan eSIM cost?

The Japan 3GB 30Days (nonhkip) plan costs $4.43 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

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Ethan G. · 1 month ago

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

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Mateo F. · 1 month ago

Great guide, the setup steps were really helpful.

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Sven L. · 3 months ago

Is roaming charged extra or is it all included?

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Ravi C. · 6 months ago

How do I check how much data I have left?

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Fatima K. · 6 months ago

Does this work on an iPhone 13?

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Camila L. · 7 months ago

Which networks does this connect to?

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Thomas D. · 8 months ago

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

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Wei R. · 8 months ago

Does the validity start on purchase or on first use?

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Mei W. · 8 months ago

Is 5G supported or just 4G?

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Emma L. · 9 months ago

Can I use it in nearby countries too?

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Haruto M. · 10 months ago

Thanks, installed with no problems on my Samsung.

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Lucia S. · 11 months ago

Can I use this for hotspot/tethering?