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ASIA / COUNTRY FILE

eSIM for Japan:
choose by trip

Dense rail travel makes maps and translation common. Rural coverage matters outside major cities. This guide avoids fixed price claims; open provider pages to verify live inventory and terms.

DECISION

Japan trip decision

CurrencyJPY
7 days3–8 GB for many travelers
14 days6–15 GB starting range
HotspotVerify explicitly
PLAN

Choose by constraint

INTENT

7-day trip

A short trip usually favors a small allowance unless video or hotspot use is planned.

Open →INTENT

14-day trip

Two weeks creates more background usage; maps, uploads, and calls should be included.

Open →INTENT

unlimited-data search

Compare fair-use speed, daily caps, hotspot limits, and throttling—not only the word unlimited.

Open →INTENT

hotspot and remote work

Tethering can be restricted even when phone data is advertised as unlimited.

Open →

Fast checklist

  1. Confirm the phone shows an EID or “Add eSIM”.
  2. Confirm it is carrier-unlocked.
  3. Check the plan’s underlying network and coverage for the itinerary.
  4. Check activation timing, hotspot, fair-use, and top-up.
  5. Install on reliable Wi-Fi before departure unless the provider says otherwise.
PROVIDERS

Check live options

LIVE TERMS

Airalo

Broad destination catalog; app and web purchase paths.

Open →LIVE TERMS

Holafly

Simple duration-led selection in many destinations.

Open →LIVE TERMS

Nomad

Useful for comparing several allowance and validity combinations.

Open →LIVE TERMS

Saily

Security-oriented positioning and straightforward app setup.

Open →