Japan (Mount Fuji + Torii gate)

eSIM do Japão

eSIM do Japão

Direct KDDI 5G connection,
QR code by email within 60 Seconds,
Works on iPhone XR onwards, Pixel 3 onwards, Galaxy S20 onwards,
100% refund before activation

€4,95 EUR
Dados
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Recursos essenciais para o eSIM do Japão:


  • Franquia de dados: 1 GB, 5 GB, 10 GB, 20 GB, 50 GB para dados ilimitados
  • Prazo de validade: 7 dias, 15 dias a 30 dias
  • Formulário SIM: eSIM
  • Velocidade de dados: 4G/LTE
  • Tethering/Hotspot: permitido em planos de dados limitados, não permitido em planos de dados ilimitados
  • Países abrangidos: Japão
  • Rede Celular: KDDI
  • Tipo de plano móvel: pré-pago
  • Ativação do eSIM: Automática após a instalação
  • Processo de instalação: automático através da leitura do código QR ou através da inserção manual do endereço SMDP juntamente com o código de ativação
  • Envio do eSIM: Não é necessário, pois é entregue no e-mail
  • Requisitos de documentação: Não é necessária documentação
  • Compatibilidade de dispositivos: todos os smartphones compatíveis com eSIM
  • Política de utilização justa: O nosso plano eSIM fornece dados ilimitados durante o período acordado. No entanto, o fornecedor de rede pode exercer a sua prerrogativa de implementar uma Política de Utilização Justa para garantir o desempenho ideal da rede para todos os utilizadores.
Mais detalhes Direita
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Quick Answer

eSIM para o Japão



Planear uma viagem ao Japão significa depender muito de mapas, aplicações de comboio, ferramentas de tradução, reservas em restaurantes e pagamentos instantâneos. Um eSIM para o Japão simplifica a ligação desde o momento em que chega a Tóquio, Osaka, Quioto ou Sapporo. Em vez de comparar dispositivos Wi-Fi portáteis ou procurar balcões de venda de SIM nos aeroportos, muitos viajantes preferem agora um eSIM de viagem para o Japão que pode ser ativado instantaneamente online.

Uma das maiores dúvidas dos viajantes é: "Quanto custa um eSIM para o Japão?" Os preços variam consoante a validade e os limites de dados, mas a escolha do plano de dados certo para o eSIM do Japão garante que evita tarifas de roaming caras. Os utilizadores intensivos de dados procuram frequentemente opções de dados ilimitados para eSIM no Japão, especialmente para streaming, partilha de hotspots e trabalho remoto. Os visitantes de curta duração podem preferir planos de 7 ou 10 dias, enquanto estadias mais longas beneficiam de pacotes de dados ilimitados de 30 dias para eSIM no Japão.

A compatibilidade é outra preocupação comum. A maioria dos iPhones e dispositivos Android mais recentes são compatíveis com eSIM no Japão, permitindo-lhe manter o seu número de telefone de casa ativo enquanto utiliza dados locais japoneses. Isto é ideal para o WhatsApp, passwords bancárias e chamadas internacionais. Os viajantes também apreciam a ativação rápida e a facilidade de instalação, características pelas quais plataformas como a Etravelsim são conhecidas.
Quer necessite de um eSIM japonês apenas para dados, de uma opção pré-paga ou de um plano adequado para utilização de 5G de alta velocidade, ter um SIM digital pronto antes da partida garante uma conectividade perfeita. Para os viajantes modernos que exploram as cidades e o interior do Japão, um eSIM oferece flexibilidade, segurança e conveniência sem o incómodo dos cartões SIM físicos.

Quick Answer

Why ETravelSim Japan eSIM

Japan runs on one of the world's densest mobile networks — but most travel eSIMs connect through a roaming overlay that adds latency and drops your speed. The ETravelSim Japan eSIM connects directly to KDDI (au), Japan's #1-ranked carrier for 5G download experience (Opensignal, April 2025). That means 5G in Tokyo, Osaka, Kyoto, Nagoya, Fukuoka and Sapporo; stable 4G LTE through Shinkansen tunnels; and reliable coverage in rural Hokkaido, Hakone and Nikko where tourist Wi-Fi doesn't reach.

How to install Travel eSIM for Japan in iPhone ?

Look for Mobile Service

Open your iPhone’s settings and navigate to "Mobile Service" to manage your connections

Go to Add eSIM

Select "Add eSIM" to begin setting up a new eSIM profile

Find QR Code

Retrieve the QR code provided by ETravelSim for activation

Scan QR code

Use your iPhone’s camera to scan the QR code and automatically configure the eSIM

How to Install eSIM in Android phone?

Settings

Open the Settings app and look for "Connections" to manage your network options

Connections

In the "Connections" menu, find and select "SIM Manager."

SIM Manager

Tap on "Add eSIM" to start the eSIM setup process

Add eSIM

Scan the provided QR code to configure and activate your eSIM

Quick Answer

Which network does the ETravelSim Japan eSIM use?

The ETravelSim Japan eSIM connects directly to KDDI (au), one of Japan's three major carriers, ranked #1 for 5G download experience by Opensignal (April 2025). It's a direct local connection — not a roaming overlay — so latency and speeds are closer to what a Japanese resident gets than what a typical travel eSIM delivers. You get 5G in Tokyo, Osaka, Kyoto, Nagoya, Fukuoka, Sapporo and all major airports, with 4G LTE fallback across the Shinkansen network and rural Japan.

Quick Answer

How much data do I need for a trip to Japan?

For a typical Japan tourist trip using Google Maps, WhatsApp, Instagram, and occasional video: 5GB covers a 1-week trip comfortably, 10GB is generous for a 2-week trip, and 20GB suits 2 weeks with daily streaming or remote work. Backpackers, digital nomads, and 30-day stays should pick the unlimited 30-day plan. As a rule of thumb, most tourists in Japan use 0.5–1GB per day with maps and messaging; streaming on cellular pushes that to 2–3GB per day.

Quick Answer

Is the ETravelSim unlimited Japan plan truly unlimited?

Yes, the ETravelSim Japan unlimited plan provides full-speed 5G data every day on the KDDI network with no speed reduction or fair usage limits. Plans are available for 7, 15, or 30 days starting from $19.99. These are single-device plans without hotspot support—choose a fixed-data plan if you need tethering.

Quick Answer

When should I install the Japan eSIM and when does the 30-day validity start?

Install the ETravelSim Japan eSIM at home on Wi-Fi before you fly — scan the QR code, add the cellular plan, label it "Japan", and leave the line switched off. The 30-day validity does not start when you install; it starts when the eSIM first connects to a Japanese network. Turn the line on after you land in Japan, enable Data Roaming for it in your phone settings (this is the standard iOS/Android setting for a secondary line), and you're connected within 2–5 minutes. You can buy weeks ahead of your trip without losing any days.

Important FAQ

How_does_Travel_eSIM_work

How does Japan eSIM work?

After purchasing an eTravelsim product, customers will receive a unique QR code via email. This code is provided to the registered email ID used during the purchase. The email will also contain detailed instructions on how to install the product. To begin using the product, scan the QR code.

QR code on email

How will I get the QR code for my purchase?

Once you have booked the eSIM, you can expect to receive the QR code to your registered email ID almost instantly. This will come with a guide for installing the QR code, SMDP address, and activation code. Once the QR code is installed, you are good to go.

How_eTravelSim_s_eSIMs_Benefit_Nomads

How ETravelSim's eSIMs Benefit Nomads?

At ETravelSim, we offer a range of eSIM plans tailored to the needs of digital nomads and frequent travelers. Our eSIM solutions provide reliable and affordable connectivity wherever your adventures take you. With easy online activation and flexible plans, staying connected has never been easier.

Frequently Asked Questions

What is an eSIM?

An eSIM, or embedded Subscriber Identity Module, is a virtual SIM card integrated into devices like smartphones and smartwatches. Unlike physical SIM cards, eSIMs are programmed remotely, enabling easy network switching and activation without needing physical swaps. They offer flexibility for changing carriers and plans, convenient international travel connectivity, and the management of multiple numbers on one device. While not universally supported, eSIM technology reduces the reliance on physical cards and simplifies the user experience by allowing remote provisioning of cellular services.

Como contacto a Etravelsim?

O nosso suporte 24 horas por dia, 7 dias por semana, está disponível para o servir.

Para conversar online, clique no botão "Chat" abaixo.

Ligue/Contacte-nos para o nosso número de WhatsApp: +6592361258

Escreva um e-mail para support@etravelsim.com

Preciso de enviar alguma documentação?

Não, no entanto, na ETravelSim levamos a segurança dos nossos clientes a sério. Para proteger os nossos clientes de atividades fraudulentas e manter um ambiente de compras seguro, podemos solicitar uma verificação de identidade adicional para transações sinalizadas pelo nosso gateway de pagamento como suspeitas ou potencialmente fraudulentas.

Se a sua transação estiver marcada como tal, pedimos-lhe gentilmente que coopere com o nosso processo de verificação. Isto pode envolver a solicitação de uma prova de identidade válida, como um documento de identidade emitido pelo governo ou um passaporte. Tenha a certeza de que todas as informações pessoais serão tratadas de forma segura, de acordo com a nossa política de privacidade.

Pedimos desculpa por qualquer inconveniente que isto possa causar. É um passo essencial para garantir a segurança e a integridade dos nossos serviços. Agradecemos a sua compreensão e cooperação neste sentido.

Caso tenha alguma dúvida ou preocupação sobre este processo, não hesite em contactar a nossa equipa de apoio ao cliente através do e-mail support@etravelsim.com.

Como posso consultar o meu saldo?

Para verificar o seu saldo, basta clicar aqui.

ou-

Vá para a secção Conta.

- Se já for cliente, inicie sessão, caso contrário, crie uma conta com o mesmo ID de e-mail com o qual comprou o eSim.

- Na página A minha conta, verá uma lista de todos os pedidos.

- Clique no botão Ver saldo junto ao número do pedido para obter o saldo do seu número.

OU

envie um e-mail para support@etravelsim.com mencionando o número do seu pedido e a equipa de suporte fornecerá os detalhes necessários.

Como faço para recarregar o meu plano?

Oferecemos opções de carregamento diretamente no nosso site para sua conveniência. No entanto, se, por algum motivo, as opções de recarga não estiverem disponíveis no site, não hesite em contactar-nos para obter assistência. Basta enviar-nos um e-mail para Support@etravelsim.com, incluindo o número da sua encomenda, e nós recarregaremos a sua conta imediatamente. A nossa equipa de suporte ao cliente está empenhada em garantir uma conectividade contínua e terá todo o gosto em ajudá-lo com quaisquer dúvidas ou preocupações relacionadas com a recarga.

Does the ETravelSim Japan eSIM work on iPhone?

Yes, the ETravelSim Japan eSIM works on every iPhone from iPhone XR onwards — including XS, 11, 12, 13, 14, 15, 16, 17, Air, and SE 2020+. Your iPhone must be carrier-unlocked. Check Settings → General → About → "Carrier Lock" should read "No SIM restrictions" before buying.

Will it work at Narita / Haneda / Kansai airport?

Yes. KDDI has full 5G coverage at Narita (NRT), Haneda (HND), Kansai (KIX), and New Chitose (CTS). Your ETravelSim Japan eSIM connects automatically within 2–5 minutes of switching on cellular data after landing. Google Maps will be live as you walk to the train.

Does it cover Shinkansen tunnels?

Yes. KDDI has installed signal repeaters along all major Shinkansen routes — Tokaido, Tohoku, Hokuriku, and Sanyo lines. You'll get stable 4G LTE across most of the journey, with brief signal drops only in some of the longest mountain tunnels. Speeds resume immediately once you exit.

Does it work in rural Japan / Hokkaido / Okinawa?

Yes. KDDI covers all 47 prefectures of Japan including Hokkaido, Okinawa, Tohoku, and Kyushu. 5G is concentrated in cities and major towns. Rural areas, deep mountain regions, and smaller Okinawan islands fall back to 4G LTE, which stays fast enough for maps and messaging.

Can I make calls or get a Japanese phone number?

No. The ETravelSim Japan eSIM is data-only — there is no Japanese mobile number and no incoming or outgoing voice calls or SMS. Use WhatsApp, FaceTime, Skype, Zoom, or Google Voice over data. Your home phone number stays active on your primary SIM throughout.

Will WhatsApp work?

Yes. WhatsApp uses internet data rather than the mobile number itself, so it works perfectly on the ETravelSim Japan eSIM. You keep your existing WhatsApp account tied to your home number, and the Japan eSIM simply provides the data connection for messages, calls, and media.

How do I get the QR code after buying?

Your eSIM QR code is emailed to you within 15 minutes of payment, along with the SMDP+ address, activation code, and a step-by-step install guide. If the email doesn't arrive, check your spam folder. If it's still missing, contact ETravelSim support — average chat reply is under one hour.

What if my eSIM doesn't work in Japan?

Toggle Airplane Mode off and on, verify the ETravelSim line is set as cellular data, and enable Data Roaming for the eSIM line (the correct iOS setting for a non-primary network). If it still won't connect, message ETravelSim support — most issues resolve in under 10 minutes.

Can I install the eSIM on more than one phone?

No. The Japan eSIM QR code is single-use. Once it's scanned and installed on a phone, it cannot be transferred to a different device, and it cannot be reinstalled if you delete it. Take a screenshot of the QR before scanning so you have an emergency backup.

Is it 5G or 4G?

Both. The ETravelSim Japan eSIM delivers 5G on KDDI's network across Tokyo, Osaka, Kyoto, Nagoya, Fukuoka, Sapporo, and most major Japanese cities. Outside 5G zones, it falls back to 4G LTE automatically. Your phone must be 5G-capable hardware to actually use the 5G layer.

What happens if I use all my data before my trip ends?

On fixed-data plans (1GB to 50GB) your connection stops once the allowance is used up. You can buy a top-up plan from ETravelSim and install it as a second eSIM on the same phone — most modern iPhones and Android phones hold multiple eSIM profiles simultaneously.

Can I cancel and get a refund?

Yes — you can cancel for a full refund any time before the QR code is installed and activated on your device. Once the eSIM is scanned and connects to KDDI, the plan counts as used and is non-refundable. Contact ETravelSim support to initiate the refund.

Is my phone unlocked? How do I check?

On iPhone: Settings → General → About → "Carrier Lock" should read "No SIM restrictions". On Android, settings vary by manufacturer. Phones bought outright or fully out of contract are usually unlocked. Carrier-locked phones cannot use any travel eSIM, including ETravelSim Japan.

Is it better than buying a SIM at the airport?

For most travelers, yes. Airport SIM kiosks in Japan charge ¥3,000–¥5,000 ($20–$33) for a 7-day plan, require photo ID, and waste 30–60 minutes after a long flight. The ETravelSim Japan eSIM costs less, takes 2 minutes to activate, and works the moment you land.

What about pocket Wi-Fi rental?

Pocket Wi-Fi rental in Japan costs $5–$10 per day, requires airport pickup and drop-off, and is an extra device to charge and carry. An eSIM stays in your phone, has no pickup hassle, and works out cheaper per day on any trip longer than three days.

Will my home plan still work for calls / SMS?

Yes. Your home SIM stays active for calls and SMS on your normal home number while the ETravelSim Japan eSIM handles data. This dual-SIM setup is the main reason most international travelers choose an eSIM over a physical SIM — you don't lose your usual number.

Does it support eSIM transfer / QR re-scan?

No. Once the QR code has been scanned, it is burned and cannot be re-scanned, transferred to another phone, or reinstalled if deleted. Before scanning, take a screenshot of the QR so you have a manual backup of the SMDP+ activation code if something goes wrong.

Does it work on the Apple Watch?

No. The ETravelSim Japan eSIM is designed for smartphones and tablets only. Apple Watch cellular requires a carrier-paired plan from your home network provider — travel eSIMs cannot be installed on the Apple Watch directly. Use your iPhone connection while you're in Japan instead.

Our 24/7 support is available at your service

Chat_Support

Chat

For online chat, click on the "Chat" button below

WhatsApp_Support

WhatsApp Chat

Call/Chat with us on our WhatsApp number: +6592361258

email support

Email

Write an e-mail to support@etravelsim.com

Customers are saying

Compare Variants

Choose the perfect option for your needs

Variant Price Action
1 GB - 30 dias
€4,95
5 GB - 30 dias
€7,95
10 GB - 30 dias
€11,95
20 GB - 30 dias
€18,95
50 GB - 30 dias
€32,95
Ilimitado - 7 dias
€18,95
Ilimitado - 15 dias
€36,95
Ilimitado - 30 dias
€63,95
  • 5 stars: 85 (83%)
  • 4 stars: 12 (12%)
  • 3 stars: 1 (1%)
  • 2 stars: 0 (0%)
  • 1 star: 4 (4%)
F
Fazal Hameed
Five Star

Good Coverage in Tokyo, Kyoto and Osaka satisfied with quality

Hi Fazal, we're thrilled to hear you're satisfied with the coverage! Thanks for sharing your experience and for choosing ETravelSim. Safe travels!

U
U.
unlimited card

it‘s worth it, you never need WiFi , no stress to find a WiFi spot, you have every where good connection/ signal , I would buy it again

Thanks for your wonderful feedback, U.! We're glad you enjoyed the unlimited connectivity. Looking forward to serving you again!

G
Gheorghe Florin Constandache
Reliable

Works very well.

Gheorghe, thank you for your 5-star review! We're delighted to hear your Japan eSIM worked very well. We appreciate your support!

I
Idoia Azanza Salvarredi

Japan eSIM

Hi Idoia, thank you for your 5-star review! We're glad you enjoyed the Japan eSIM. If you have any questions or need assistance, feel free to reach out. Safe travels!

P
Peter Rowe
Great eSim

This idea is fantastic, easy set up and wood well worth a great signal anywhere in Japan.

Hi Peter, we're thrilled to hear you had a great experience with our Japan eSIM! Thanks for sharing your feedback and happy travels!

U
Ulrich Humke
Japan Uro

Workshop Perfect, thank you

Ulrich, thank you for the five star rating. We’re glad your Japan eSIM worked perfectly for you.

S
Suzanne Lockett
Great SIM

Bought sim for Japan, easy to set up and worked far better than my sisters all inclusive package from home. Great way to get the data without the high price. Would recommend

Suzanne, thank you for your wonderful feedback. We’re glad the Japan eSIM was easy to set up, worked reliably, and offered great value for your trip. We truly appreciate your recommendation.

R
Roger William Tan
Great!

One if the best travels sims. Very fast data speed

Roger, thank you for your feedback. We’re glad you enjoyed the fast data speeds and had a great experience with our Japan eSIM.

A
Abraão Lucas Nunes Lourenço
Very helpful for our trip

Easy to buy and use , thanks!

Abraão, thank you for your feedback. We’re glad the Japan eSIM was easy to buy and use and helped during your trip.

E
Esra Uslu

Japan eSIM

Esra, thank you for the five star rating. We’re glad our Japan eSIM worked smoothly for you.

M
Margarita López Sanfeliu

Japan eSIM

Margarita, thank you for the five star rating. We’re glad our Japan eSIM worked smoothly for you.

K
Karina Weißensee
Connection mostly broken

Installation realized based on description.
Connection to Provider and Internet Access only for short time awailable

E
Eve Yeats
Nervous user of e Sim for Japan trip

I had never used an eSIM and concerned being over 60 I would not be able to connect it but it was relatively easy and worked well

Eve, thank you for your feedback. We’re glad the Japan eSIM was easy to set up and worked well, making your first experience smooth and worry-free.

C
CHAGNA VINCENT

Japan eSIM

Chagna, thank you for your feedback. We’re glad you had a good experience and would love to know what we can improve to make it five stars.

M
Maximilian Schweiger
E-Sim without problems

First I ha an E-Sim from an other Seller, I couldn't use it even a conversation for over 3 hours didn't bring function. I bought a new E-Sim from eTravelSIM Team and it works at once. I' m really happy about this.
Best regards
Max Schweiger

Maximilian, thank you for your feedback. We’re glad the Japan eSIM worked instantly and that you had a much better experience with us.

k
karim zbiba
Perfect

Was a great experience using your eSIM. Everything works smoothly.

Karim, thank you for your feedback. We’re glad the Japan eSIM worked smoothly and you had a great experience.

P
Paul Cornish
Japan eSIM

After a small problem getting the eSIM to work and help from the support staff all is now working well with the sim. App is easy to use and provides how much you are using which is a great help.

Paul, thank you for your feedback. We’re glad our support team helped resolve the issue and that the Japan eSIM is now working well for you.

T
Tatiana Resende
Excellent

Worked really well since the first day of our family trip in Japan. All 5 of us connected with no issues. Highly recommended for price and quality.

Tatiana, thank you for your feedback. We’re glad the Japan eSIM worked perfectly for your whole family throughout the trip.

O
Othmar Roos
It just works

Good variety of packages. Simple process. Easy to install/activate. Good coverage.

Othmar, thank you for your feedback. We’re glad the Japan eSIM was easy to install and provided good coverage.

A
Andreas Heintz
30 days Japan

ESim worked perfectly. Low price, good service. Installation process easy at home.

Andreas, thank you for your feedback. We’re glad the Japan eSIM worked perfectly and was easy to install at a great price.

M
Marek Smutný
Works very well!!!

Thanks, next time I’ll use again!!!

Marek, thank you for your feedback. We’re glad the Japan eSIM worked very well and look forward to serving you again.

A
Artur Galecki

Super it works

Artur, thank you for your feedback. We’re glad the Japan eSIM worked perfectly and you had a great experience.

F
Felix Vonderbank
All in all recommended

It was easily installed, though it didn’t work right away. After checking the Mail I received I followed the instructions on the website, which were very helpful, so I managed to make it work within like 5-10min after arriving in Tokyo. Probably possible to install it perfectly fine right away, I just messed up.
I miss two things:
1. Some way to see how much data is left.
2. An convenient option to recharge the data plan, since I am here for a longer time.

All in all I can definitely recommend this Sim, after one month.

Felix, thank you for the detailed feedback. We’re glad setup worked smoothly after guidance and appreciate your suggestions on data tracking and recharging options.

S
Sofija Miladinoska

Excellent

Sofija, thank you for your excellent feedback. We’re glad the Japan eSIM served you well.

K
Kvin Tan

Japan eSIM

B
Bernd Lauber
Japan eSIM could not install

I bought 4 esims for our travel to Japan. Installation was easy once network issues had been resolved.

Thank you Bernd, we’re glad your Japan eSIMs worked well after resolving network issues and appreciate your patience and feedback.

B
Brian M.
Good, but needs two improvements

Overall, I’m satisfied with the simplicity of this service. It would benefit from two additions: (1) a simple way to track data usage of any plan purchased, to enable user to assess which plan best fits needs (2) a simple calculation tool to help user assess if quitting regular telecoms provider’s travel plan in favour of this plan is worthwhile. Both are an invitation to radical transparency. Best of luck.

Brian, thank you for your thoughtful feedback; we value your satisfaction and will consider adding data tracking and comparison tools to improve clarity in choices.

M
Mark Baumgärtner
It did not work - but ETravelSim handled it correctly

When I arrived in Japan, I could not get it work on my iPhone 17 Pro Max. After returning, ETravelSim refunded the money without any issues. This kind of customer support is remarkable. In cases, something goes wrong.

Thank you, Mark. We’re glad our Japan eSIM support and refund process met your expectations. We appreciate your understanding and kind feedback on our service.

S
Stephen Channon
Excellent coverage

The SIM was so easy to set up and activated as soon as we arrived in Japan. The coverage was very good across the several locations that we visited both in cities and in more rural places. I can highly recommend this SIM

Thank you, Stephen, for your detailed review. We’re thrilled our Japan eSIM provided excellent coverage and easy setup throughout your travels across cities and rural areas.

S
Stefanie Preuß
Alles super,

Sehr gut, jederzeit wieder

Danke, Stefanie, für dein Feedback. Wir freuen uns, dass unsere Japan eSIM super funktioniert hat und du sie jederzeit wieder nutzen würdest.