Best eSIM for Japan in 2026: Complete Comparison & Guide
Discover the best eSIM plans for traveling to Japan. Detailed comparison with real prices, exclusive promo codes, and recommendations by travel profile.
iRoamly
The best iRoamly eSIM plans for Japan
Our experts highlight the strongest iRoamly offers to stay connected in Japan.
About iRoamly
iRoamly is an eSIM provider for travel to Japan. Good value
Best-value iRoamly plan for Japan
Not sure which eSIM plan to choose for Japan? We'll hand-pick the best ones just for you
Personalised selection with promo codes & direct links, then reminders before you leave
All eSIM plans for Japan by iRoamly in 2026
576 plans found · Last update:
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| # | Plan | Data | Duration | Price/GB | Code | Price | Action |
|---|---|---|---|---|---|---|---|
1 |  Japan-eSIM-1GB-5 Days-Total5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:  | 1.00GB | 5 days | $1.70 | - | $1.70 | |
2 | Japan-eSIM-1GB-5 Days-Total5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 1.00GB | 5 days | $1.70 | - | $1.70 | |
3 | Japan-eSIM-1GB-7 Days-Total5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 1.00GB | 7 days | $1.80 | - | $1.80 | |
4 | Japan-eSIM-1GB-7 Days-Total5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 1.00GB | 7 days | $1.80 | - | $1.80 | |
5 | Japan-eSIM-1GB-10 Days-Total5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 1.00GB | 10 days | $2.00 | - | $2.00 | |
6 | Japan-eSIM-1GB-10 Days-Total5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 1.00GB | 10 days | $2.00 | - | $2.00 | |
7 | Japan-eSIM-500MB-1 Day-Daily5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 0.50GB | 1 days | $1.20 | - | $0.60 | |
8 | Japan-eSIM-500MB-1 Day-Daily5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 0.50GB | 1 days | $1.20 | - | $0.60 | |
9 | Japan-eSIM-1GB-15 Days-Total5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 1.00GB | 15 days | $2.10 | - | $2.10 | |
10 | Japan-eSIM-1GB-15 Days-Total5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 1.00GB | 15 days | $2.10 | - | $2.10 | |
11 | Japan-eSIM-500MB-5 Days-Daily5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 0.50GB | 5 days | $5.20 | - | $2.60 | |
12 | Japan-eSIM-500MB-5 Days-Daily5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 0.50GB | 5 days | $5.20 | - | $2.60 | |
13 | Japan-eSIM-500MB-6 Days-Daily5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 0.50GB | 6 days | $5.40 | - | $2.70 | |
14 | Japan-Local-eSIM-1GB-5 Days-Total5G iRoamlyDOCOMO Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 1.00GB | 5 days | $2.70 | - | $2.70 | |
15 | Japan-eSIM-500MB-6 Days-Daily5G iRoamlyKDDI / softbank Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 0.50GB | 6 days | $5.40 | - | $2.70 |
#1
5GJapan-eSIM-1GB-5 Days-Total
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
1.00GB
Duration
5 days
Price/GB
$1.70
$1.70
#2
5GJapan-eSIM-1GB-5 Days-Total
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
1.00GB
Duration
5 days
Price/GB
$1.70
$1.70
#3
5GJapan-eSIM-1GB-7 Days-Total
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
1.00GB
Duration
7 days
Price/GB
$1.80
$1.80
#4
5GJapan-eSIM-1GB-7 Days-Total
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
1.00GB
Duration
7 days
Price/GB
$1.80
$1.80
#5
5GJapan-eSIM-1GB-10 Days-Total
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
1.00GB
Duration
10 days
Price/GB
$2.00
$2.00
#6
5GJapan-eSIM-1GB-10 Days-Total
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
1.00GB
Duration
10 days
Price/GB
$2.00
$2.00
#7
5GJapan-eSIM-500MB-1 Day-Daily
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
0.50GB
Duration
1 days
Price/GB
$1.20
$0.60
#8
5GJapan-eSIM-500MB-1 Day-Daily
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
0.50GB
Duration
1 days
Price/GB
$1.20
$0.60
#9
5GJapan-eSIM-1GB-15 Days-Total
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
1.00GB
Duration
15 days
Price/GB
$2.10
$2.10
#10
5GJapan-eSIM-1GB-15 Days-Total
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
1.00GB
Duration
15 days
Price/GB
$2.10
$2.10
#11
5GJapan-eSIM-500MB-5 Days-Daily
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
0.50GB
Duration
5 days
Price/GB
$5.20
$2.60
#12
5GJapan-eSIM-500MB-5 Days-Daily
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
0.50GB
Duration
5 days
Price/GB
$5.20
$2.60
#13
5GJapan-eSIM-500MB-6 Days-Daily
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
0.50GB
Duration
6 days
Price/GB
$5.40
$2.70
#14
5GJapan-Local-eSIM-1GB-5 Days-Total
iRoamly · DOCOMO
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
1.00GB
Duration
5 days
Price/GB
$2.70
$2.70
#15
5GJapan-eSIM-500MB-6 Days-Daily
iRoamly · KDDI / softbank
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
0.50GB
Duration
6 days
Price/GB
$5.40
$2.70
Written and reviewed by
Valentin FourierDigital Nomad
Developer and digital nomad, I lived between Canada and the United States before continuing to explore the world. After struggling with internet connectivity abroad one too many times, I created eSIMPlanet to compare plans clearly and honestly. Every article is carefully written and reviewed to save you time and money.
Why choose iRoamly for Japan?
iRoamly is a reliable eSIM provider for Japan. With 576 plans from $0.60, you can pick what fits your trip.
Plans from $0.60 for Japan
Instant QR activation
Solid 4G/5G coverage
Responsive support
Keep your main number on the primary SIM
No hidden fees
FAQ iRoamly and Japan
What coverage does iRoamly offer in Japan?
iRoamly uses local networks for strong 4G/LTE; 5G depends on the network and your device.
How much is a iRoamly eSIM for Japan?
Plans start from $0.60. Prices on eSIMPlanet are refreshed regularly.
Can I activate when I land in Japan?
Yes. Install before travel if you like, then activate once you connect to the local network.
How do I activate my iRoamly eSIM?
After purchase, scan the QR from email (Settings > Cellular > Add eSIM on iPhone).
Does iRoamly cover more than Japan?
iRoamly also sells regional or global plans. Check included destinations before buying.
Looking for the best iRoamly eSIM plans for Japan in 2026? eSIMPlanet compares live offers from $0.60, with activation in minutes.
iRoamly uses dependable local networks in Japan, ideal for leisure or business without painful roaming charges.
Clear pricing, QR activation, and app management: travel light and keep your primary number on the physical SIM.
