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Japan eSIM Plans

aloSIM

alosim.com · checked 14 Nov 2026

How it plugs in

—Public API
NoOpen source
NoFree tier

Signal on Japan eSIM Plans5.4#1 of 60

aloSIM offers prepaid travel data through downloadable eSIMs for compatible devices.

Pricing

  • Japan eSIM 1 GB, 7 daysone-time prepaid · 1 GB · 7 days$4 one-time
  • Japan eSIM 3 GB, 30 daysone-time prepaid · 3 GB · 30 days$8 one-time
  • Japan eSIM 5 GB, 30 daysone-time prepaid · 5 GB · 30 days$11 one-time
  • Japan eSIM 10 GB, 30 daysone-time prepaid · 10 GB · 30 days$18 one-time
  • Japan eSIM 20 GB, 30 daysone-time prepaid · 20 GB · 30 days$25 one-time

As alosim.com lists them, checked 14 Nov 2026.