Japan & South Korea eSIM
Touch down in Japan & South Korea, open Maps, send the Story, your eSIM was online before passport control.
- 4G
- Instant Activation
- 30-day refund
About Japan & South Korea eSIM
Uninterrupted Connectivity: Your Japan & South Korea eSIM
Embark on an unforgettable journey through the vibrant landscapes of Japan and South Korea with the CheapESIM Japan & South Korea eSIM. This comprehensive bundle provides seamless, high-speed mobile data, ensuring you stay connected from the moment you land. Whether you're navigating the bustling streets of Tokyo, exploring the ancient temples of Kyoto, or experiencing the dynamic culture of Seoul and the coastal charm of Busan, our eSIM keeps you online. Connect to leading local networks like NTT Docomo and SoftBank in Japan, and SK Telecom and KT in South Korea, guaranteeing reliable coverage wherever your adventures take you.
Our Japan & South Korea eSIM is your essential travel companion for a truly stress-free trip. Use it to effortlessly access Google Maps for directions, hail a ride with local apps like Kakao T or JapanTaxi, translate menus and conversations instantly, and share your incredible experiences with friends and family back home. Stay reachable for important calls and messages without the worry of expensive international roaming fees. The instant QR code setup means you can activate your eSIM in just minutes, even before you depart, ensuring you have internet access from the second your plane touches down. Say goodbye to hunting for local SIM cards or relying on unreliable public Wi-Fi – with CheapESIM, you get hassle-free, secure, and always-on connectivity.
eSIM ready in 60 seconds
Step-by-step guide for iPhone, Samsung, Google Pixel, anywhere on Earth.
- 60sAverage activation
- 50K+eSIMs activated
- 200+Countries covered
No SIM card needed. Activate before you board.
Before You Travel: Everything About eSIM (and Saving Money)
a smooth, affordable connection, here are the 6 key things you need to know.
Discover how next-gen eSIM technology helps you travel worry-free, with no surprise bills and plenty of savings.
Data Only (for Savings)
Our plans are data-focused. Traditional calls aren't included, but you can make voice and video calls for free using WhatsApp, FaceTime, or Skype over data.
Keep Your WhatsApp Number
Your contacts stay put. Use your existing WhatsApp number to chat with family and friends while abroad, just like always.
Share Your Savings (Hotspot)
Turn your phone into a Wi-Fi hotspot. Share your CheapESIM internet with your tablet, laptop, or travel buddies.
Carrier Trip
$24.99
roaming · 1GB
CheapESIM
$3.50
5GB · 30 days
ACTIVE PLAN
Japan & South Korea Trip
12GB
Data remaining
Device Compatibility Check
Before you buy, make sure your phone is unlocked and supports eSIM. Most newer smartphones do, but it's good to check!
Smart Activation Timing
Install your eSIM at home on Wi-Fi. It only starts counting days when you connect to a network at your destination, so you don't waste any time or money.
24/7 Friendly Expert Support
Need a hand with setup or have questions? Our friendly team is here 7 days a week on live chat to help you out.
Best eSIM for Japan & South Korea in 2026
Looking for the best eSIM for Japan & South Korea? CheapESIM is a top pick for travelers thanks to transparent pricing, fast 4G/5G coverage, and instant activation. Plans start from $3.59 for Japan & South Korea eSIM data. Compare features below and see why CheapESIM consistently ranks among the best value eSIM options for international travelers.
- Transparent prices — no account needed
- eSIM Access & eSIM Go premium backbone
- 24/7 multilingual support
Frequently Asked Questions
Most flagship smartphones released since 2018-2019 are eSIM compatible, making them ideal for CheapESIM plans. This includes models like the iPhone XS and newer, Google Pixel 3 and newer, and the Samsung Galaxy S20 series and newer. Additionally, many tablets, smartwatches, and some newer laptops now support eSIM. The quickest way to verify your device's compatibility is to check your phone's settings for an 'Add eSIM' or 'Add Data Plan' option under the 'Cellular' or 'Mobile Data' menu. CheapESIM also provides a simple compatibility checker on our website to guide you.
Almost every flagship smartphone model released since 2019 supports eSIM, making them excellent choices for CheapESIM's international travel plans. Key compatible devices include the iPhone XS, XR, and all newer models; Google Pixel 3 and all subsequent Pixel phones; and the Samsung Galaxy S20 series, Note 20 series, and all newer flagship Galaxy devices. Many mid-range phones from brands like OnePlus and Oppo are also increasingly adding eSIM support. This broad compatibility ensures that a wide range of travelers can benefit from CheapESIM's value-focused data plans globally.
No. An eSIM can be installed only once, and it locks to the first device it is installed on. It cannot be moved to another phone, re-scanned, or reinstalled afterward, and it is non-refundable once installed. Please install your eSIM on the device you plan to keep using. If you are switching devices and need help, contact our support team.
To confirm if your device is compatible with eSIM technology and can utilize CheapESIM's value-packed plans, the simplest method is to check our comprehensive list of supported devices on CheapESIM.io. While many newer models from manufacturers like Apple, Samsung, and Google do support eSIM, it's always best to verify your specific model. This ensures a smooth setup process and guarantees you can take advantage of the best eSIM deals without any compatibility issues.