Touring East Asia and need coverage across China, Japan, and South Korea? Our China Japan Korea eSIM covers all three countries on a single plan — and in China, Google and WhatsApp work without a VPN. This is the definitive eSIM Northeast Asia guide for travelers taking on East Asia's greatest cultural circuit in 2026.
Why the China Japan Korea eSIM Is East Asia's Best Travel Hack
East Asia's three powerhouse countries share incredible rail connections, short flight routes, and a cultural depth that rewards multi-country travel. The challenge: China's Great Firewall blocks Google and WhatsApp on local SIMs. Our China Japan Korea eSIM uses international roaming data that bypasses the firewall in China while also connecting to Japan's Docomo and Korea's SK Telecom networks.
- ✅ Google Maps works in Beijing AND Tokyo AND Seoul
- ✅ WhatsApp works across all three countries
- ✅ One eSIM, three countries, automatic switching
- ✅ No VPN, no SIM swapping, no configuration
Countries and Networks Covered
- 🇨🇳 China — International roaming data; Google, WhatsApp, Instagram all work. Beijing, Shanghai, Xi'an, Chengdu, Guangzhou
- 🇯🇵 Japan — NTT Docomo/SoftBank 4G/5G; Tokyo, Osaka, Kyoto, Hiroshima, Hokkaido
- 🇰🇷 South Korea — SK Telecom/KT 5G; Seoul, Busan, Jeju Island
China Japan South Korea eSIM Plans
- 1 GB / 7 Days — $11.99 — Short Northeast Asia hop
- 3 GB / 15 Days — $18.99 — 1-week East Asia trip covering key cities in all 3 countries
- 5 GB / 30 Days — $28.99 — Best value; full 2–3 week Northeast Asia circuit
- 10 GB / 30 Days — $49.99 — Heavy users, business travelers across all three markets
- 20 GB / 30 Days — $80.99 — Maximum data for long-stay East Asia travelers
Classic Northeast Asia Routes
- 🚅 Beijing → Seoul → Tokyo — Air China and Korean Air hub connections; eSIM covers all three airports
- 🛳️ Shanghai → Osaka → Seoul — Classic East Asia triangle; ferry and flight options
- 🌸 Cherry blossom circuit — Hangzhou → Tokyo → Seoul in spring (March–April)
- 🍼 Food circuit — Chengdu hot pot → Tokyo ramen → Seoul Korean BBQ
Essential Apps for Your Northeast Asia Trip
- 🗺️ Google Maps — works in all three countries on our international roaming data
- 🚕 DiDi (China) + Kakao T (Korea) + JapanTaxi — ride-hailing apps for each country
- 💳 WeChat Pay + Alipay (China), PayPay (Japan), Kakao Pay (Korea) — cashless payments in all three
- 🚅 CR12306 (China) + Hyperdia (Japan) + Korail (Korea) — high-speed train booking in each country
How to Set Up Your Northeast Asia eSIM
1️⃣ Purchase your China Japan Korea eSIM plan below.
2️⃣ Install the QR code at home on Wi-Fi — critical before entering China.
3️⃣ Land anywhere in the three countries — eSIM auto-connects, Google works from the first minute.
🛒 Buy China Japan Korea eSIM Now
3 Countries • Google works in China • From $11.99 • Instant delivery