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Japan eSIM — reviews & details

Japan 5GB 30Days · 5 GB · 30 days

View plan & buy — $4.05
4.5

620 reviews

5 ★ 64%
4 ★ 26%
3 ★ 7%
2 ★ 3%
1 ★ 0%

Coverage & networks

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

Traveller reviews

Y

Yuki G.

Turkey · May 2026

✓ Verified

Honestly better than buying a local SIM at the airport. Coverage was strong even outside the city. Would definitely buy again.

Sara Sara GotoeSIM Support · 2 months ago

Really appreciate this, Yuki! Thrilled it made staying connected effortless. Come back anytime! – Sara 💜

M

Mateo G.

Ireland · May 2026

✓ Verified

Used this on my trip and it worked perfectly. Setup instructions in the app were clear and simple.

Sara Sara GotoeSIM Support · 2 months ago

So glad to hear this, Mateo! Great to know the setup was quick and easy. Enjoy your journeys! – Sara, eSIM TopUp Support

L

Lea K.

UAE · May 2026

✓ Verified

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

Priya Priya GotoeSIM Support · 2 months ago

So glad to hear this, Lea! Wonderful to hear it worked smoothly in Japan. – Priya, eSIM TopUp Support

W

Wei H.

Australia · May 2026

✓ Verified

Great value compared to roaming charges. Topping up was straightforward when I needed more. Exactly as described — no surprises.

Yuki Yuki GotoeSIM Support · 2 months ago

Really appreciate this, Wei! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! – Yuki 💜

L

Louis W.

Vietnam · May 2026

✓ Verified

Connected the moment I landed. Coverage was strong even outside the city. Made staying connected effortless.

Yuki Yuki GotoeSIM Support · 3 months ago

Thanks a lot, Louis! Love that you were online the moment you landed in Japan. Come back anytime! – Yuki 💜

G

Giulia H.

Philippines · May 2026

✓ Verified

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

James James GotoeSIM Support · 3 months ago

Thank you so much, Giulia! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — James

H

Hana L.

Germany · May 2026

✓ Verified

No more hunting for a SIM card kiosk on arrival. Setup instructions in the app were clear and simple. Zero regrets.

Mark Mark GotoeSIM Support · 3 months ago

Thank you for the kind words, Hana! So pleased it saved you from roaming bills. — Mark

L

Lucia S.

UAE · May 2026

✓ Verified

Used this on my trip and it worked perfectly. Ran hotspot to my laptop with no issues. Five stars from me.

Priya Priya GotoeSIM Support · 3 months ago

Thank you so much, Lucia! Great to know the setup was quick and easy. – Priya, eSIM TopUp Support

A

Aisha B.

Portugal · May 2026

✓ Verified

Bought it the night before my flight — smooth process. I kept my normal number for calls while using this for data. Great experience overall.

Mark Mark GotoeSIM Support · 3 months ago

Really appreciate this, Aisha! Wonderful to hear it worked smoothly in Japan. — Mark

L

Lea W.

Mexico · May 2026

✓ Verified

Installed in minutes by scanning the QR code. Ran hotspot to my laptop with no issues. Made staying connected effortless.

Emma Emma GotoeSIM Support · 3 months ago

Thank you for the kind words, Lea! So happy the Japan eSIM kept you connected. Enjoy your journeys! — Emma, eSIM TopUp Support

S

Somchai G.

Netherlands · May 2026

✓ Verified

Decent speeds, though slower than I expected in a few spots.

Omar Omar GotoeSIM Support · 3 months ago

Thank you for taking the time, Somchai. Good to hear it did the job, and we're working to make it even better. Reach us anytime at esimtopup.io/support if we can help. – Omar 💜

S

Sophia C.

Japan · May 2026

✓ Verified

No more hunting for a SIM card kiosk on arrival. Streaming and video calls worked without buffering. Made staying connected effortless.

Omar Omar GotoeSIM Support · 3 months ago

Thanks a lot, Sophia! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Omar

L

Lucas T.

Ireland · May 2026

✓ Verified

No more hunting for a SIM card kiosk on arrival in Japan. Signal held up well on trains and in rural areas. Made staying connected effortless.

Emma Emma GotoeSIM Support · 3 months ago

Really appreciate this, Lucas! So pleased it saved you from roaming bills. We're here whenever you travel again. — Emma

R

Ryan W.

Vietnam · May 2026

✓ Verified

Connected the moment I landed. Streaming and video calls worked without buffering.

David David GotoeSIM Support · 3 months ago

Thanks a lot, Ryan! So happy the Japan eSIM kept you connected. — David, eSIM TopUp Support

N

Nadia N.

Singapore · Apr 2026

✓ Verified

Installed in minutes by scanning the QR code. Speeds were solid for maps, messaging and browsing. Will use eSIM TopUp for my next trip for sure.

Priya Priya GotoeSIM Support · 3 months ago

Cheers, Nadia! Thrilled it made staying connected effortless. Enjoy your journeys! – Priya 💜

Frequently asked questions

How much does the Japan eSIM cost?

The Japan 5GB 30Days plan costs $4.05 for 5 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

A

Andre K. · 1 month ago

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

S

Sophia K. · 1 month ago

Does this work on an iPhone 13?

E

Emma T. · 2 months ago

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

M

Marco B. · 3 months ago

Can I use this for hotspot/tethering?

N

Nguyen K. · 5 months ago

Thanks, installed with no problems on my Samsung.

G

Grace H. · 5 months ago

Does the validity start on purchase or on first use?

E

Ethan B. · 6 months ago

Great guide, the setup steps were really helpful.

G

Grace C. · 7 months ago

Can I use it in nearby countries too?

C

Camila P. · 8 months ago

Is roaming charged extra or is it all included?

G

Giulia M. · 9 months ago

Which networks does this connect to?

F

Fatima T. · 9 months ago

Will this keep my WhatsApp active with my home number?

H

Haruto H. · 1 year ago

How do I check how much data I have left?