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Find the best eSIM for Japon

Compare 35 plans from partner stores, from $3.99.

4.9(Revues)

Affiliate disclosure. iWanteSIM is an independent comparison site. We may earn a commission if you buy through our links, at no extra cost to you. We do not sell eSIMs or process payments. Confirm the live price on the partner checkout.

Popular plans

Lowest price first

POPULAR #1

1 GB · 7 days

Saily→

POPULAR #2

1 GB · 3 days

Airalo→

POPULAR #3

3 GB · 7 days

Yesim→

POPULAR #4

3 GB · 7 days

Nomad→

POPULAR #5

3 GB · 3 days

Airalo→

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35 of 35 plans

Compare Japon eSIM prices from partner stores
PartnerPlanDataValidityPrice / GBPriceFeaturesCheckedBuy
SailyJapan 1 GB 7 DAYS1 GB7 days$3.99/GBLowest5GHotspotNov 7, 2026Buy at Saily
Airalo1 GB Japan travel eSIM valid for 3 days1 GB3 days$4.00/GBHotspotNov 11, 2026Buy at Airalo
YesimYesim Japan 3gb 7d3 GB7 days$1.50/GB5GHotspotTop-upOct 30, 2026Buy at Yesim
NomadNomad Japan 3gb 7d3 GB7 days$2.00/GB5GHotspotTop-upOct 30, 2026Buy at Nomad
Airalo3 GB Japan travel eSIM valid for 3 days3 GB3 days$2.50/GBHotspotNov 11, 2026Buy at Airalo
SailyJapan 3 GB 30 DAYS3 GB30 days$2.66/GB5GHotspotNov 7, 2026Buy at Saily
Airalo3 GB Japan travel eSIM valid for 7 days3 GB7 days$2.67/GBHotspotNov 11, 2026Buy at Airalo
YesimYesim Japan 5gb 15d5 GB15 days$1.78/GB5GHotspotTop-upOct 30, 2026Buy at Yesim
Airalo5 GB Japan travel eSIM valid for 7 days5 GB7 days$2.00/GBHotspotNov 11, 2026Buy at Airalo
Airalo5 GB Japan travel eSIM valid for 15 days5 GB15 days$2.10/GBHotspotNov 11, 2026Buy at Airalo
SailyJapan 5 GB 30 DAYS5 GB30 days$2.20/GB5GHotspotNov 7, 2026Buy at Saily
Airalo5 GB Japan travel eSIM valid for 30 days5 GB30 days$2.20/GBHotspotNov 11, 2026Buy at Airalo
NomadNomad Japan 5gb 30d5 GB30 days$2.20/GB5GHotspotTop-upOct 29, 2026Buy at Nomad
AiraloUnlimited GB Japan travel eSIM valid for 3 daysUnlimited3 days—HotspotNov 11, 2026Buy at Airalo
YesimYesim Japan 10gb 30d10 GB30 days$1.45/GB5GHotspotTop-upOct 29, 2026Buy at Yesim
Airalo10 GB Japan travel eSIM valid for 7 days10 GB7 days$1.70/GBHotspotNov 11, 2026Buy at Airalo
AiraloUnlimited GB Japan travel eSIM valid for 5 daysUnlimited5 days—HotspotNov 11, 2026Buy at Airalo
NomadNomad Japan 10gb 30d10 GB30 days$1.70/GB5GHotspotTop-upOct 28, 2026Buy at Nomad
Airalo10 GB Japan travel eSIM valid for 15 days10 GB15 days$1.75/GBHotspotNov 11, 2026Buy at Airalo
SailyJapan 10 GB 30 DAYS10 GB30 days$1.80/GB5GHotspotNov 7, 2026Buy at Saily
Airalo10 GB Japan travel eSIM valid for 30 days10 GB30 days$1.80/GBHotspotNov 11, 2026Buy at Airalo
SailyJapan UNLIMITED GB 5 DAYSUnlimited5 days—5GHotspotNov 7, 2026Buy at Saily
Airalo20 GB Japan travel eSIM valid for 15 days20 GB15 days$1.20/GBHotspotNov 11, 2026Buy at Airalo
SailyJapan 20 GB 30 DAYS20 GB30 days$1.25/GB5GHotspotNov 7, 2026Buy at Saily
Airalo20 GB Japan travel eSIM valid for 30 days20 GB30 days$1.25/GBHotspotNov 11, 2026Buy at Airalo
AiraloUnlimited GB Japan travel eSIM valid for 7 daysUnlimited7 days—HotspotNov 11, 2026Buy at Airalo
SailyJapan UNLIMITED GB 7 DAYSUnlimited7 days—5GHotspotNov 7, 2026Buy at Saily
AiraloUnlimited GB Japan travel eSIM valid for 10 daysUnlimited10 days—HotspotNov 11, 2026Buy at Airalo
SailyJapan UNLIMITED GB 10 DAYSUnlimited10 days—5GHotspotNov 7, 2026Buy at Saily
AiraloUnlimited GB Japan travel eSIM valid for 15 daysUnlimited15 days—HotspotNov 11, 2026Buy at Airalo
SailyJapan UNLIMITED GB 15 DAYSUnlimited15 days—5GHotspotNov 7, 2026Buy at Saily
SailyJapan UNLIMITED GB 20 DAYSUnlimited20 days—5GHotspotNov 7, 2026Buy at Saily
SailyJapan UNLIMITED GB 25 DAYSUnlimited25 days—5GHotspotNov 7, 2026Buy at Saily
AiraloUnlimited GB Japan travel eSIM valid for 30 daysUnlimited30 days—HotspotNov 11, 2026Buy at Airalo
SailyJapan UNLIMITED GB 30 DAYSUnlimited30 days—5GHotspotNov 7, 2026Buy at Saily

How much data do you need?

A quick estimate — then use the data filter on the table. Confirm the live allowance on the partner store.

About 6 GB for this trip, or an unlimited day pass if you stream a lot.

Check your device first

Travel eSIMs work on unlocked phones that support eSIM — most recent iPhone, Pixel, Galaxy, and many other models. Carrier-locked devices and some regional variants may not install a partner plan.

Browse compatible devices

How this comparison works

  1. Pick the data size and validity that matches your trip.
  2. Open the partner store from the green buy button. The link is tracked.
  3. Pay and install the eSIM on that partner's site. Support for the plan is theirs.

Affiliate disclosure. iWanteSIM is an independent comparison site. We may earn a commission if you buy through our links, at no extra cost to you. We do not sell eSIMs or process payments.

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eSIM Japon dès $3.99