Live Japan eSIM plans

Konnichiwa Planning a trip to Japan?

HolySim eSIM for Japan

Compare HolySim's eSIM plans for Japan by data, validity and price.

29 plans shown 1 provider From $6.67

Filter plans

Provider offersSee estimated prices using available checkout codes
Plan type
Data
Trip length
Sort
Advanced filters
Features
For light use

Good for WhatsApp, maps, email and basic browsing.

1 recommended from 1 option
HolySim logo
HolySim
$11.16 $10.60 $11.16
Japan eSIM 5 GB / 30 days
5% off available5% discount
Data only 5G Top-up Hotspot
Data
5GB
Validity
30 days
Network
Multi-network
Price
$11.16 $10.60 $11.16
Data
5GB
Validity
30 days
Price
$11.16 $10.60 $11.16
Plan type: Data only
Network: Multi-network
Speed: 5G
Top-up available
Hotspot supported
For everyday use

Better for social media, regular browsing and longer days out.

1 recommended from 1 option
HolySim logo
HolySim
$15.63 $14.85 $15.63
Japan eSIM 10 GB / 30 days
5% off available5% discount
Data only 5G Top-up Hotspot
Data
10GB
Validity
30 days
Network
Multi-network
Price
$15.63 $14.85 $15.63
Data
10GB
Validity
30 days
Price
$15.63 $14.85 $15.63
Plan type: Data only
Network: Multi-network
Speed: 5G
Top-up available
Hotspot supported
For heavy use

For hotspot, video calls, streaming and longer stays.

1 recommended from 3 options
HolySim logo
HolySim
$72.61 $68.98 $72.61
Japan eSIM 100 GB / 31 days
5% off available5% discount
Calls/SMS included
Data
100GB
Validity
31 days
Network
Network details
Price
$72.61 $68.98 $72.61
Data
100GB
Validity
31 days
Price
$72.61 $68.98 $72.61
Plan type: Calls/SMS included
Unlimited options

Unlimited plans with fair-use details shown where available.

1 recommended from 24 options
HolySim logo
HolySim
$23.96 $22.77 $23.96
Japan eSIM 10 GB/day / 3 days
5% off available5% discount
Data only Hotspot
Data
Unlimited
Validity
3 days
Fair use
10GB / day
Price
$23.96 $22.77 $23.96
Data
Unlimited
Validity
3 days
Price
$23.96 $22.77 $23.96
High-speed data: 10GB / day
Plan type: Data only
Hotspot supported

Compare Japan eSIM plansCompare eSIM plans for Japan

Filter by data, duration or plan type to narrow the list.

Showing 5 → 5 plans

Plan prices come from independent supplier feeds and may change. Check the final price with the provider before purchase.

HolySimData only 5G
Data5GB
Validity30 days
Price$11.16$10.60$11.165% OFF
HolySimData only 5G
Data10GB
Validity30 days
Price$15.63$14.85$15.635% OFF
HolySimData only 5G
Data20GB
Validity30 days
Price$22.33$21.22$22.335% OFF
HolySimData only 5G
Data50GB
Validity30 days
Price$36.86$35.01$36.865% OFF
HolySimCalls/SMS included
Data100GB
Validity31 days
Price$72.61$68.98$72.615% OFF
No plans match these filters

Try widening your search or browsing all plans.

Staying connected in Japan

A quick look at what the eSIM plans for Japan in our index offer, plus a few practical essentials for your trip.

Networks the plans use

au by KDDI 3G / LTE / 4G / 5G Japan:KDDI-4G,Softbank-3G NTT DOCOMO 2G / 3G / 4G / 5G Rakuten 4G / 5G SoftBank LTE / 4G / 5G

Based on the plans currently listed for Japan in our index. Network details are provided by suppliers and may change.

Travel essentials

  • CurrencyJapanese yen (JPY)
  • Dialling code+81
  • Local timeJST (GMT+9)
  • Time difference
  • LanguageJapanese

Guides for visiting Japan

How much travel data do you really need abroad?

How much data do you need abroad? Compare 1GB, 3GB, 5GB, 10GB and unlimited travel eSIMs, with real-world usag...

Read guide →

Do you actually need calls and SMS on a travel eSIM?

Do you need calls and SMS on a travel eSIM? Learn how data-only plans work with WhatsApp, your existing number...

Read guide →

What is an eSIM and how does it work?

What is an eSIM and how does it work? Learn how to install and activate a travel eSIM, check phone compatibili...

Read guide →

eSIM vs roaming vs local SIM: how to stay connected abroad

Travel eSIM, international roaming or a local SIM card? Compare costs, convenience, coverage and phone number...

Read guide →

HolySim eSIM plans for Japan

HolySim offers 29 eSIM plans for Japan, with data from 5GB up to 100GB, plus an unlimited data option. Prices range from £4.98 to £178.85. Validity runs from 3 to 31 days. All HolySim plans for Japan are travel eSIMs, so you can install before you fly and activate on arrival, with no physical SIM and no roaming charges.

Provider HolySim
Plans for Japan 29
From £4.98
Data 5GB to 100GB + unlimited
Validity 3 to 31 days

Compare every HolySim plan for Japan by data, validity and price. Install your eSIM before you travel, then activate it when you arrive.

HolySim Japan eSIM: common questions

HolySim currently offers 29 plans for Japan, including plans from 5GB up to 100GB, plus an unlimited option. Prices start from £4.98.
The lowest priced HolySim plan for Japan starts at £4.98. Larger data allowances and longer validity options cost more, so you can pick the plan that fits your trip.
HolySim plans for Japan range from 3 to 31 days of validity, so you can match the plan to how long you are travelling. Validity usually begins when the eSIM first connects to a network, but check the individual plan details to be sure.
Yes, HolySim offers at least one unlimited data plan for Japan. Unlimited plans may apply a fair use policy on high speed data, so it is worth checking the plan details.
After buying, you install the HolySim eSIM on a compatible, network unlocked phone, usually by scanning a QR code or through an app. Install before you travel, then it activates when you arrive in Japan. No physical SIM is needed.
0 plans selected