★ Trustpilot
A
Alex, UK
Trip in Tokyo
★★★★★
“Worked instantly in Tokyo. No issues.”
Exclusive limited-time offer · 25% off
Prices are valid for 15 minutes. They increase after that.
15:00
Get Internet in Japan in 60 Seconds
No app. No roaming. Works instantly when you land.
From €1.23 · SoftBank & KDDI · 5G/4G
Get your eSIM now → Works instantly✔ No app needed✔ Instant activation✔ Works on arrival
★★★★★4.8/5 · Trusted by travelers
Visa
Mastercard
Japan eSIM Plans
1GB – 7 days
€1.23
€1.53
25% off offer
10GB – 30 days
€8.22
€10.20
25% off offer
50GB – 30 days
€29.75
€37.18
25% off offer
Why choose Onzly?
🚀 Instant activation
Ready in under 60 seconds
💸 Cheaper than Airalo
Save up to 50%
📱 No app needed
Everything works in browser
🌍 Global coverage
180+ countries
Onzly vs Airalo
| Feature | Onzly | Airalo |
|---|---|---|
| Price | €1.23 | Higher |
| App required | ❌ No | ✅ Yes |
| Activation | Instant | Slower |
| Plans | Flexible | Fixed |
How it works
1.
Buy your plan
2.
Receive one-click installation link on your email
3.
Activate on arrival
What travelers say
Happy Onzly travelers
Stable connection in Japan from minute one. Real reviews from travelers already using Onzly.
★ Trustpilot
M
Marta, ES
Trip in Osaka
★★★★★
“Installed before flying and had internet on arrival.”
★ Trustpilot
D
Daniel, DE
Trip in Kyoto
★★★★★
“Much easier and cheaper than roaming.”
We answer your questions
FAQ
Does it work on my phone?
It works on eSIM-compatible phones. You can check compatibility before purchase.
When does it activate?
Activation is instant once you install and enable your eSIM line at destination.
Do I need an app?
No. Everything works directly in your browser with no app download.
Is it cheaper than Airalo?
Yes. Onzly offers lower prices and faster checkout.
Ready for your trip to Japan?
Get your eSIM now and stay connected instantly
Buy eSIM →