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.
Code ESIMP
eSIM UPeSIM Japan 2026: best data plans, code ESIMP (-10%)
Save up to 10% on your UPeSIM eSIM for Japan. Exclusive verified offer.
About UPeSIM
UPeSIM is an eSIM provider for travel to Japan. Fast digital activation and transparent pricing.
Best-value UPeSIM plan for Japan
Top 1
-10%
$2.93
$3.26
Duration7 days
Data1GB
Compatible apps
WhatsAppMapsInstagramTikTokSpotify+5
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 UPeSIM in 2026
6 plans found · Last update:
Use the “Countries visited” card above the table, or Filters, to keep only eSIM plans that cover every country you select.
Countries you visit
Select the countries on your itinerary: only plans that cover every selected country stay visible.
No countries selected yet.
| # | Plan | Data | Duration | Price/GB | Code | Price | Action |
|---|---|---|---|---|---|---|---|
1 |  Asia eSIM 15 countries + China 1GB 7 Days5G UPeSIMUPeSIM Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:  | 1.00GB | 7 days | $2.93 | -10% | $2.93$3.26 | |
2 | Japan eSIM 1GB 7 Days5G UPeSIMKDDI Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 1.00GB | 7 days | $2.93 | -10% | $2.93$3.26 | |
3 | Japan eSIM 5GB 10 Days5G UPeSIMKDDI Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 5.00GB | 10 days | $1.76 | -10% | $8.82$9.80 | |
4 | Japan eSIM 10GB 30 Days5G UPeSIMKDDI Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 10.00GB | 30 days | $1.47 | -10% | $14.71$16.34 | |
5 | Asia eSIM 15 countries + China 5GB 10 Days5G UPeSIMUPeSIM Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 5.00GB | 10 days | $3.92 | -10% | $19.61$21.79 | |
6 | Asia eSIM 15 countries + China 10GB 30 Days5G UPeSIMUPeSIM Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage: | 10.00GB | 30 days | $3.92 | -10% | $39.23$43.59 |
#1
5GAsia eSIM 15 countries + China 1GB 7 Days
UPeSIM · UPeSIM
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
1.00GB
Duration
7 days
Price/GB
$2.93
Code-10% With discount
$2.93
$3.26
#2
5GJapan eSIM 1GB 7 Days
UPeSIM · KDDI
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
1.00GB
Duration
7 days
Price/GB
$2.93
Code-10% With discount
$2.93
$3.26
#3
5GJapan eSIM 5GB 10 Days
UPeSIM · KDDI
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
5.00GB
Duration
10 days
Price/GB
$1.76
Code-10% With discount
$8.82
$9.80
#4
5GJapan eSIM 10GB 30 Days
UPeSIM · KDDI
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
10.00GB
Duration
30 days
Price/GB
$1.47
Code-10% With discount
$14.71
$16.34
#5
5GAsia eSIM 15 countries + China 5GB 10 Days
UPeSIM · UPeSIM
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
5.00GB
Duration
10 days
Price/GB
$3.92
Code-10% With discount
$19.61
$21.79
#6
5GAsia eSIM 15 countries + China 10GB 30 Days
UPeSIM · UPeSIM
Compatible apps
WhatsAppMapsInstagramTikTok+6
Coverage:
Data
10.00GB
Duration
30 days
Price/GB
$3.92
Code-10% With discount
$39.23
$43.59
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 UPeSIM for Japan?
UPeSIM is a reliable eSIM provider for Japan. With 6 plans from $2.93, you can pick what fits your trip.
Plans from $2.93 for Japan
Instant QR activation
Solid 4G/5G coverage
Responsive support
Keep your main number on the primary SIM
No hidden fees
FAQ UPeSIM and Japan
What coverage does UPeSIM offer in Japan?
UPeSIM uses local networks for strong 4G/LTE; 5G depends on the network and your device.
How much is a UPeSIM eSIM for Japan?
Plans start from $2.93. 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 UPeSIM eSIM?
After purchase, scan the QR from email (Settings > Cellular > Add eSIM on iPhone).
Does UPeSIM cover more than Japan?
UPeSIM also sells regional or global plans. Check included destinations before buying.
Looking for the best UPeSIM eSIM plans for Japan in 2026? eSIMPlanet compares live offers from $2.93, with activation in minutes.
UPeSIM 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.
Verified promo: enter ESIMP at checkout on UPeSIM for 10% off (tested by eSIMPlanet).
