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Airalo eSIM for Japan: every plan, compared

Airalo sells 11 plans for Japan, from $4.00 (1 GB for 3 days), read on airalo.com on 31 Oct 2026. For 5 GB lasting a month it charges $11.00, number 29 of the 33 brands we read; the lowest is MegaEsim at $3.78. On 11 of its 11 plans another brand sells the same data for as long, for less.

Airalo in Japan: 11 plans

Airalo’s prices read on 31 Oct 2026 on airalo.com; other brands read 30 Oct to 1 Nov 2026; ours live. “Cheaper elsewhere” is the lowest other brand for the same data lasting at least as long.
Data and daysAiraloCheaper elsewhereInbox eSIM
1 GB3 days$4.00$4.00/GB · #24 of 30Alpine SIM$0.987 daysnot sold
3 GB7 days$7.50$2.50/GB · #27 of 31MicroEsim$2.297 days$3.6930 days
5 GB30 days$11.00$2.20/GB · #29 of 33MegaEsim$3.7830 days$4.7930 days
10 GB30 days$18.00$1.80/GB · #32 of 35shibaSIM$5.9930 days$7.7930 days
20 GB30 days$25.00$1.25/GB · #25 of 32SimBalkan$11.0530 days$13.1930 days
Unlimited with a daily high-speed allowance3 days$11.50#15 of 20Alpine SIM$2.083 days$9.903 days
Unlimited with a daily high-speed allowance5 days$17.00#14 of 23Alpine SIM$3.305 days$14.905 days
Unlimited with a daily high-speed allowance7 days$26.50#20 of 23shibaSIM$4.397 days$20.907 days
Unlimited with a daily high-speed allowance10 days$34.50#18 of 22shibaSIM$5.9910 days$27.9010 days
Unlimited with a daily high-speed allowance15 days$48.00#17 of 20Airplans$16.3415 days$41.9015 days
Unlimited with a daily high-speed allowance30 days$69.00#10 of 16GlobalYO$31.7930 daysnot sold

Airalo’s Japan page ↗ · All 37 brands for Japan · Inbox eSIM Japan: 5 GB for 30 days $4.79

How Airalo works

  • App or account: Account required: you sign up or log in before buying, on airalo.com or in the Airalo app.
  • Top-ups: Only on eSIMs marked rechargeable; optional Renewals buy the same pack again when 10% data is left.
  • Refunds: "Wrong purchase" or "plans changed": Airmoney credit only. Install or not-working issues: Airmoney or card.
  • Networks in Japan: SoftBank, KDDI, Rakuten

From Airalo’s own pages; the sources are on the Japan comparison.

Questions

How much is an Airalo eSIM for Japan?

1 GB for 3 days $4.00; 3 GB for 7 days $7.50; 5 GB for 30 days $11.00; 10 GB for 30 days $18.00; 20 GB for 30 days $25.00; Unlimited with a daily high-speed allowance for 3 days $11.50, and 5 more plans (read 31 Oct 2026 on airalo.com).

Is there a cheaper eSIM than Airalo for Japan?

1 GB for 3 days: Alpine SIM $0.98 against $4.00; 3 GB for 7 days: MicroEsim $2.29 against $7.50; 5 GB for 30 days: MegaEsim $3.78 against $11.00; 10 GB for 30 days: shibaSIM $5.99 against $18.00. Prices read 30 Oct to 1 Nov 2026; each links to its page.

Do I need an app for Airalo in Japan?

Account required: you sign up or log in before buying, on airalo.com or in the Airalo app.. Top-ups: Only on eSIMs marked rechargeable; optional Renewals buy the same pack again when 10% data is left.. Refunds: "Wrong purchase" or "plans changed": Airmoney credit only. Install or not-working issues: Airmoney or card..

Other brands in Japan

Jetpac · Yesim · Holafly · eSIMPal · Nomad · Ubigi · Alpine SIM · eSIMCard · Gigago · MicroEsim · shibaSIM · ESIM0 · Telcomia · AloOui

Written by Inbox eSIM, which sells eSIMs: every price links to where we read it, with the date (how we compare). Brand names and icons belong to their owners.