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Japan Data eSIM (20GB, 50GB or 100GB)

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Ensure your device supports eSIM before buying.

AUD$54.00
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[eSIM] Japan Data eSIM (20GB, 50GB or 100GB)  

Traveling to Japan? Stay connected from the moment you land with the [eSIM] Japan Data eSIM (20GB, 50 GB, 100GB)—a simple, smart, and affordable way to get online during your trip. Whether you're exploring Tokyo's bustling streets, visiting ancient temples, or discovering local markets and culture, this eSIM keeps you connected without the stress of roaming charges or local SIM cards.

This Japan travel eSIM gives you 20GB, 50GB or 100GB of high-speed data valid for 31 days—enough for maps, messaging, browsing, and social media while you’re out and about. No physical SIM card required: just scan, activate, and start using it right away.

No need to hunt for Wi-Fi or rely on slow hotel connections. This Japan data eSIM keeps you online wherever there’s mobile coverage—perfect for Google Maps, WhatsApp, and social media (no VPN needed; no sites blocked).

What you get

  • 20GB, 50 GB or 100 GB of mobile data
  • Valid for 31 days from activation
  • Works anywhere in Japan 
  • Supports hotspot/tethering
  • No calls, texts, or local phone number
  • No blocked apps or websites

This Japan eSIM works with any unlocked, eSIM-ready phone, tablet, dongle, or MiFi device. Check compatibility in the “Things to know” section before purchase.

Setup is quick: you’ll receive step-by-step instructions with your purchase. Once you land in Japan, just follow them to activate—no need to swap SIM cards or visit a local store.

Whether you’re traveling for work or fun, the [eSIM] Japan Data eSIM (20GB, 50GB, 100GB) gives you reliable 4G data without high roaming fees or SIM-card hassles.

Tethering is supported, so you can share your connection with a laptop or other devices—ideal for solo travelers, couples, or anyone visiting for up to two weeks.

No hidden fees, no complicated steps, no surprises—just easy, affordable mobile data when you need it. Because it’s digital, there’s nothing to ship or carry.

Planning a trip? Choose the [eSIM] Japan Data eSIM (20GB, 50GB or 100GB) and travel with peace of mind. Stay connected, share your experiences in real time, and make your journey smoother from the start.

Order your Japan eSIM today and explore without limits.

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If you find the same plan at a lower price elsewhere, we will beat it by 5%. Terms apply.

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eSIM Japan FAQs: All You Need to Know

Everything you need to know about SimCorner’s SIM and eSIM services for a hassle-free travel. View all FAQ

SimCorner is your trusted global provider of travel eSIM and SIM cards. We offer affordable, hassle-free plans with options for data-only or data with calls and SMS, covering 200+ destinations. Order our prepaid SIM cards online for fast delivery to your doorstep, or choose an eSIM for instant purchase and easy activation. With our unmatched coverage and award-winning customer support, you can explore the world with confidence wherever your travels take you.
Make sure that your device is eSIM compatibility. See our full list of compatible devices. Ensure that you have access to the eSIM email we have provided. You may wish to print this email out so you have a hard-copy of the eSIM. Please note that your 31 Days of service will commence as soon as you scan the QR code for eSIM.
When you land at your destination, simply open the email we have sent you and install the eSIM (detailed step by step instructions with screenshots will be provided).
This eSIM is a Data-ONLY sim hence it doesn't come with a phone number. The sim does not allow you to make direct calls or send direct SMS. However, you are still able to make calls and send messages via data based apps such as Whatsapp, Viber, Snapchat, Messenger, Skype, iMessage etc. However, you are also able to add credit to your Viber or Skype account, which will allow you to make local and international phone calls directly to landlines and mobiles.
Yes, you are able to hotspot/tether from your phone to another phone or device.
The mobile data APN settings should automatically update when you insert the sim in you phone. If it does not, you need to update the settings so it states the following; APN Name: internet APN: internet Details about APN settings and other important information will be noted on the instruction sheet that will come accompanied with the eSIM.
If you are travelling for longer than 31 Days, please purchase multiple sSIMs accordingly. For example, if you are travelling for 60 days then purchase 2 of these sims and swap them over at the end of the 31 day period.
Should you run into any issues with the sim whilst overseas then we encourage you to email us immediately at support@simcorner.com and let us know the following information; Your order number or the name that the order is under along with the sim number. Which country you are in currently and whether the sim connects to any network, if so, which network? Did you receive any SMS after you installed the eSIM? If so, please send us a screenshot of that message. Message us screenshots of any error message you are getting. What phone model you are using? Any other information about the issue, which will assist us in helping you resolve the issue. 
You can stay in touch with your family and friends by sending them messages and calling them via data based apps such as Whatsapp, Viber, Snapchat, Messenger, Skype, iMessage etc. You are also able to add credit to your Viber or Skype account, which will allow you to make local and international phone calls directly to landlines and mobiles.
You are able to remain in touch with your friends and family via data based apps such as Whatsapp, Viber, Snapchat, Messenger, Skype etc.
If you are travelling to different countries that are noted on the "Countries Coverage" section, then all you need to do is restart your phone as you move from one country to another. The sim will automatically connect to a local carrier. Should you run into any issues, with network connections as you move from one country to another we encourage you to contact us immediately at support@simcorner.com
Order your travel eSIM online and let us know your travel date. The eSIM will be emailed to you within 24 hours. When you land at your travel destination, follow the steps noted in the email and your eSIM will be ready to use. Your 31 Days or service will commence.
Make sure that your device is eSIM compatibility. See our full list of compatible devices
20GB, 50GB or 100GB Data 31 Days of service from activation No restrictions to any websites or Social media apps such as Facebook, Whatsapp, Instagram, Google Maps, messaging apps etc. VPN not required when using Mobile Data.
To check your data balance/allowance you simply need to dial *111*6# then press Call (star, one, one, one, star, six, hash then press Call). If you receive any text messages noting that you have zero credit balance then you can ignore as it does not relate to your data balance.
You simply need to have both MOBILE DATA and DATA ROAMING functions ENABLED/TURNED ON in your device to use the service. This eSIM activates as soon as you scan the QR code provided. It is on this date that your 31 Days of service will commence.
The features on the eSIM are valid for 31 Days of service from activation.
As this eSIM cannot be recharged, if you feel you need more than 100GB of data then please purchase multiple eSIMs accordingly. For example, if you need 150GB of data then please purchase 2 of these sims bearing in mind that each time you activate one eSIM you will have 31 days to use the data. If you are travelling for longer than 31 days, please purchase multiple eSIMs accordingly. For example, if you are travelling for 60 days then purchase 2 of these sims and swap them over at the end of the 31 day period.
This eSIM is a Data-ONLY sim, hence, it does not allow you to make direct calls and send SMS. However, you are still able to make calls and send messages via data based apps such as Whatsapp, Viber, Snapchat, Messenger, Skype, iMessage etc. You are also able to add credit to your Viber or Skype account, which will allow you to make local and international phone calls directly to landlines and mobiles.
Yes, if you purchase 2 sims then you will be able to contact each other via data based apps such as Whatsapp, Viber, Snapchat, Messenger, Skype etc.
We have a 100% Money Back Guarantee policy, which means that if you have a bad experience with one of our sims and receive no value from it, we will provide you a refund. However, you MUST contact us whilst you are having the issue, so our team can assist you in resolving your problems. Please do this when you are in WiFi (generally at the airport when you land if not working to begin with) or e-mail us from your accommodations (WiFi) or cafe etc. If you only decide to contact us after you return to let us know the sim didn't work then we can't look to provide a refund as we won't be able to see exactly what the issue was and why it didn't work. Should you run into any issues whilst using the sim, please immediately contact us at support@simcorner.com Should our team be unable to assist you in resolving your issue, then we will provide you a refund on your purchase.
Yes, you will have access to all your apps, messages, contacts and emails whilst using this eSIM. Nothing on your phone is deleted or changed and you can continue to use your phone as per normal.