[Aichi] KDDI (au) Japan eSIM | Unlimited 5G High-Speed ​​Internet | The World's Best Internet Experience

• KDDI (au), the world's leading telecommunications company as rated by Opensignal, provides Japan's mobile network.
• Supports AI tools such as ChatGPT, and unlimited data and speed with 5G high-speed mobile network
  
• Depending on the number of days purchased, you can enjoy an additional 3GB~21GB of hotspot sharing data
• Easy installation, no need to change SIM card, just scan QR code to activate
  

—KDDI won first place in the Opensignal 2025 Global Mobile Network Experience Awards in the categories of gaming, voice applications, and network reliability experience—

Choose a KDDI Japan eSIM and enjoy unlimited 5G/4G high-speed internet. Powered by KDDI (au), the world's top-rated carrier according to Opensignal, this eSIM offers nationwide coverage, including Tokyo, Osaka, Kyoto, Hokkaido, and Okinawa. It supports hotspot sharing and popular global social apps like WhatsApp, LINE, KakaoTalk, Facebook, Telegram, WeChat, Instagram, and TikTok. Enjoy seamless text, voice, and video calls, allowing you to stay connected with family and friends anytime.