MicroeSIM plans for Japan
6,108 live plans from 63 providers, ranked on what a gigabyte actually costs rather than on the sticker price. Checked 13 October 2026
£0.17
Lowest per GB
Cheapest honest gigabyte here
£1.46
Median per GB
Unlimited and fair-use excluded
£0.85–3.09
Typical band
Where most plans land
56%
Advertise 5G
61% allow hotspot
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