eSIM.co.jp
ENJA
DestinationsMongolia15GB total / 10 days

Mongolia 15GB total
10-day plan

then 128kbps (maps and messaging) — For heavy use

The date rolls over around 01:00 Japan time — activating just before that can burn most of day one

Only with eSIM.co.jp

Coverage guarantee
Refund or a replacement eSIM if the network fails.
Keep your Japanese number
Your Japanese line stays in the phone. Your number and LINE do not change.
Full refund if not activated
Cancel any time before you scan the QR code.

Plan details

Coverage
Mongolia
Networks
Unitel（4G）
High-speed data
15GB total (then unlimited at 128kbps)
When the period starts
Starts when the eSIM activates on your device
How the period is counted
The plan is counted in local (UTC+8) calendar days, so a day ticks over around 01:00 Japan time
Tethering
Supported
Voice / SMS
This plan includes calls and SMS
APN
internet
Valid for
10 days from activation
Activate by
Activate within 30 days of receiving the QR
Cancellation
Full refund any time before activation
Checking usage
To check your remaining data, dial *1414# (we cannot look it up for you)
Receipt
Download any time from My Page
Please note
Once the QR code has been scanned and activated, the plan cannot be cancelled or refunded. Please check device compatibility and SIM lock status first.
Mongolia 15GB total 10 days — ¥2,250 | eSIM.co.jp