eSIM for Japan

The SIM Shop Japan eSIM

Not enough reviewsGlobal reseller48 plans from $2.24

48 plans on au. 5 GB for a week from US$4.74. Prices checked .

Is The SIM Shop good for Japan?

The SIM Shop runs on au, strong in all 10 areas on our coverage map, with good 4G at all 28 rural and mountain places. A week with 5 GB costs US$4.74, the 9th cheapest of the 60 providers with a week plan. 5G on some plans. Hotspot allowed on some plans. 29 unlimited plans. How we rank The SIM Shop.

Japan plans

Shown in USD, converted from AUD at ECB rates of

DataPriceCompare
1 GB
1 day
1 GB a day at full speed, then 256 kbps
$2.66
1 GB
3 days
1 GB a day at full speed, then 256 kbps
$3.87
1 GB
7 days
$2.24
1 GB
7 days
1 GB a day at full speed, then 256 kbps
$6.13
3 GB
1 day
3 GB a day at full speed, then 256 kbps
$3.31
3 GB
3 days
3 GB a day at full speed, then 256 kbps
$5.81
3 GB
7 days
3 GB a day at full speed, then 256 kbps
$10.61
3 GB
30 days
$3.72
5 GB
1 day
$7.02
5 GB
3 days
$18.45
5 GB
7 days
$39.64
5 GB
30 days
$4.74

The SIM Shop speed and data rules

The SIM Shop data rules by plan type
Data at full speedWhen it runs outPlans
UnlimitedNo daily cap, fair-use policy applies21 plans
UnlimitedTop speed 10 MbpsNo daily capHD video8 plans
1 GB a daySlows to 256 kbpsMessages, maps and slow web pages, no video3 plans
3 GB a daySlows to 256 kbpsMessages, maps and slow web pages, no video3 plans
1 to 50 GBThe SIM Shop doesn't say7 plans
5 GB a dayThe SIM Shop doesn't say3 plans
10 GB a dayThe SIM Shop doesn't say3 plans

The SIM Shop: “Daily high-speed plans may slow after the listed daily allowance is used.” Source

The SIM Shop ratings from customer reviews

5 reviews on Trustpilot, written 28 Sept 2026 to 7 Oct 2026. 0 of them are about a trip to Japan. Each rating needs at least 10 reviews that mention it.

The SIM Shop ratings by aspect
AspectRatingReviews that mention it
SpeedNot enough reviews1 review
CoverageNot enough reviews4 reviews
SetupNot enough reviews3 reviews
SupportNot enough reviews0 reviews
ValueNot enough reviews2 reviews
AppNot enough reviews0 reviews
Data problemsNot enough reviews
Refund problemsNot enough reviews

The SIM Shop speed tests in Japan

No published speed tests of The SIM Shop in Japan.

How fast this network is for their own customers

Ookla's median speeds for people on each network's own plans, H1 2026 unless marked.

  • KDDI (au)
    Download
    67.85 Mbps
    Time on 5G
    48.8%
Ookla speeds for each network's own customers
NetworkDownload5G downloadTime on 5GLatency
KDDI (au)67.85 MbpsNot published48.8%Not published

Sources: Ookla Speedtest Connectivity Report H1 2026 via TelecomLead, 17 Sept 2026.