- Overview
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- Book on KKday for a premium eSIM for Japan travel experience: 4G/5G speed & unlimited hotspot sharing
- Access Japan's high-speed KDDI and Softbank networks
- Choose total or unlimited data plans for up to 30 days to fit your travel need
- Enjoy one-click eSIM installation directly from the KKday app
- No physical SIM card needed—never worry about losing it or dealing with SIM tray issues
- Visit KKday’s eSIM FAQ section for fast tips, setup guides, and instant answers anytime
- What to expect
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Stay connected on your Japan trip with KKday’s best eSIM Japan. Enjoy instant connection nationwide with unlimited or total data—book now!
- Map of destination or departure area
