eSIM Plans for Japan
Compare prices and data allowances from top eSIM providers.
In season · Autumn foliage season82 real discount codes, exclusive to eSIMKart, are currently active for Japan.
Live deals for Japan
Public promotions from providers selling Japan eSIMs — not eSIMKart exclusives, and they expire. Copying a code opens the provider through our link.
Applies to all Sim Local Japan plans. Enter JAPAN2026 at checkout; valid until 31 October 2026.
Tokyo trains, Kyoto temples, Osaka food streets, your data needs to keep up. Get Jetpac eSIM plans at 12% off. Use code Japan12 on purchases above $10.
More picks
| # | Provider | Data | Duration | Daily cap | Price/GB | Price/day | Coupon | Price | |
|---|---|---|---|---|---|---|---|---|---|
| 1 |
Roamable
Networks: NTT docomo (5G)
i
|
100MB
Hotspot supported
|
7 days | — | $1.02/GB | $0.01/day | — |
$0.10 $1.02/GB
|
|
| 2 |
|
Unlimited
500MB/day, then 128 Kbps
Hotspot supported
🌍 Regional
Also valid in: China, South Korea
|
1 days |
500MB/day
then 128 Kbps
|
— | $0.41/day | -10% |
$0.41
$0.37 |
|
| 3 |
MoodSIM
Networks: NTT docomo (5G)
i
|
100MB
Hotspot supported
|
7 days | — | $5.02/GB | $0.07/day | -10% |
$0.49
$0.44 $5.02/GB
|
|
| 4 |
100MB
|
1 days | — | $6.45/GB | $0.63/day | — |
$0.63 $6.45/GB
|
||
| 5 |
MicroEsim
Networks: Docomo(IIJ) (4G, 5G)
i
|
Unlimited
500MB/day, then 128 Kbps
Hotspot supported
|
1 days |
500MB/day
then 128 Kbps
|
— | $0.81/day | -5% |
$0.81
$0.77 |
|
| 6 |
100MB
|
7 days | — | $8.40/GB | $0.12/day | -10% |
$0.85
-4%
$0.82
$0.74 $8.40/GB
|
||
| 7 |
Unlimited
1GB/day
|
1 days |
1GB/day
|
— | $0.99/day | — |
$0.99 |
||
| 8 |
Skyalo
Networks: KDDI/au (5G)
i
|
100MB
Hotspot supported
|
7 days | — | $10.14/GB | $0.14/day | -5% |
$0.99
$0.94 $10.14/GB
|
|
| 9 |
1GB
|
7 days | — | $1.00/GB | $0.14/day | — |
$2.10
-52%
$1.00 $1.00/GB
|
||
| 10 |
1GB
🌐 Global
Also valid in: Albania, Argentina, Australia, Austria +72 more
|
1 days | — | $1.00/GB | $1.00/day | -20% |
$1.00
$0.80 $1.00/GB
|
||
| 11 |
Dingo
Networks: KDDI (5G)
i
|
300MB
🌐 Global
Also valid in: Afghanistan, Åland Islands, Albania, Algeria +188 more
|
3 days | — | $3.41/GB | $0.33/day | -10% |
$1.00
$0.90 $3.41/GB
|
|
| 12 |
1GB
|
7 days | — | $1.18/GB | $0.17/day | — |
$1.18 $1.18/GB
|
||
| 13 |
MegaEsim
Networks: NTT docomo (5G)
i
|
1GB
Hotspot supported
|
1 days | — | $1.29/GB | $1.29/day | -10% |
$1.29
$1.16 $1.29/GB
|
|
| 14 |
1GB
Hotspot supported
|
7 days | — | $1.40/GB | $0.20/day | -10% |
$1.40
$1.26 $1.40/GB
|
||
| 15 |
1GB
|
7 days | — | $1.49/GB | $0.21/day | -10% |
$1.49
$1.34 $1.49/GB
|
||
| 16 |
100MB
|
7 days | — | $15.36/GB | $0.21/day | — |
$1.50 $15.36/GB
|
||
| 17 |
1GB
Hotspot supported
|
7 days | — | $1.51/GB | $0.22/day | -5% |
$1.51
$1.43 $1.51/GB
|
||
| 18 |
1GB
Hotspot supported
|
3 days | — | $1.54/GB | $0.51/day | -10% |
$1.54
$1.39 $1.54/GB
|
||
| 19 |
Yatelo
Networks: NTT docomo (5G)
i
|
1GB
|
7 days | — | $1.56/GB | $0.22/day | -15% |
$1.56
$1.33 $1.56/GB
|
|
| 20 |
RoamGo
Networks: KDDI (au)
i
|
1GB
🌍 Regional
Also valid in: South Korea
|
7 days | — | $1.57/GB | $0.22/day | — |
$1.96
-20%
$1.57 $1.57/GB
|
|
| 21 |
AirPlans
Networks: NTT docomo (5G)
i
|
500MB
|
1 days | — | $3.26/GB | $1.59/day | -10% |
$1.59
$1.43 $3.26/GB
|
|
| 22 |
1GB
🌍 Regional
Also valid in: Australia, China, Hong Kong, Indonesia +8 more
|
1 days | — | $1.63/GB | $1.63/day | -15% |
$1.63
$1.39 $1.63/GB
|
||
| 23 |
Unlimited
500MB/day, then 384 Kbps
Hotspot supported
|
1 days |
500MB/day
then 384 Kbps
|
— | $1.68/day | -10% |
$1.68
$1.51 |
||
| 24 |
Flysimio
Networks: NTT docomo (5G)
i
|
1GB
Hotspot supported
|
7 days | — | $1.75/GB | $0.25/day | -10% |
$1.75
$1.58 $1.75/GB
|
|
| 25 |
Textr eSIM
Networks: NTT docomo (5G)
i
|
1GB
|
7 days | — | $1.79/GB | $0.26/day | — |
$1.79 $1.79/GB
|
Compare providers
Pick 2–4 providers to compare side by side.
Which mobile networks do eSIM providers use in Japan?
The 21 networks below are what the 130 providers listed for Japan connect to, taken from each provider's own coverage data. Pick a provider on the network you know works where you are going.
| Network | 5G | Providers on this network |
|---|---|---|
| SoftBank | 5G | |
| NTT docomo | 5G | |
| KDDI | 5G | |
| Rakuten Mobile | 5G | |
| KDDI/au | 5G | |
| Rakuten | 5G | |
| Docomo | 5G | |
| KDDI (au) | 5G |
ASimGo
AeriSIM
BambooSIM
Esimatic
Eskimo
GigSky
Globie
Keepgo
Lempart Flex
MyEsimGlobal
OffWeGoSIM
PlanJapan
Roamix
Roamless
Simbye
Tripuck
Virgin Connect
ZetSIM
co:sim
eSIMzio
esim0
vigxo
Japan Wireless
PikaSim
SimSmash
TropiTrade
eSIModo
eSimHero
ETravelSim
GohubNetwork and 5G availability come from each provider's published coverage; actual speed depends on your device and location.
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Frequently asked questions about Japan eSIMs
What is the cheapest eSIM for Japan?
Right now the cheapest Japan eSIM on eSIMKart is Roamable's 100MB plan for 7 days at $0.10. Prices from 130 providers are re-checked automatically every day, so this answer updates itself.
Is there an unlimited data eSIM for Japan?
Yes — 3350 unlimited-data plans cover Japan. The cheapest is abesteSIM's 1 day unlimited plan at $0.41. Most unlimited plans apply a fair-use speed cap after heavy daily use, so check the provider's terms.
How many providers sell eSIMs for Japan?
130 providers currently list 10980 plans for Japan, from $0.10 to $995.80. Every plan links straight to the provider's own checkout — eSIMKart compares, it doesn't resell.
Is there a local eSIM provider for Japan?
Yes — Japan Wireless is headquartered in Japan and sells eSIMs for Japan only. PlanJapan sells eSIMs for Japan only, without a local office. A specialist is not automatically cheaper than the international providers in the table above — sort by price to compare.
Which Japan eSIM providers offer 5G?
ASimGo, AeriSIM, AirPlans, Dingo, ETravelSim, Esimatic, Eskimo, Flysimio, GigSky, Globie, Gohub, JamboSim, Japan Wireless, Lempart Flex, Maya Mobile, MegaEsim, MicroEsim, MoodSIM, PikaSim, PlanJapan, Roamable, Roamix, Roamless, Sim Local, SimSmash, Simbye, Skyalo, Textr eSIM, Tripuck, TropiTrade, Virgin Connect, Yatelo, abesteSIM, co:sim, eSIMzio, eSimHero, vigxo (37) report 5G access in Japan where the local network supports it. Other providers may also offer 5G but haven't published network details.
How long does a Japan eSIM last?
Validity ranges from 1 to 730 days. Pick a plan that covers your whole stay — validity usually starts on first connection, and most plans can't be paused.
Can I use a multi-country eSIM in Japan?
Yes — 4841 regional or global plans listed here also work in Japan. They cost a little more per GB but save you from buying a separate eSIM for each country on a multi-stop trip.
Will my phone work with a Japan eSIM?
You need an unlocked, eSIM-compatible phone — most iPhones from XS onward and most recent Samsung Galaxy and Google Pixel models qualify. Use our free eSIM compatibility checker to confirm your exact model before buying.
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