For New User: Free Trial eSIMRedeem free 500MB for your next trip >>

Network

KDDI / Softbank

Speed

4G / 5G

Excellent

Based on

eSIM Plans for Travelers to The Japan

Data Type

Service Days

Daily Data

Unlimited data at kbps after using

USD: $0.00(≈$0.00 / Day)

You will get

iMoney

by purchasing eSIM and recommending esim.

*If you can't use your plan, you’ll be eligible for a refund.

*Secure payment guaranteed.

Fast & Stable Across the Globe.

Plan Type
Data Only
Activation Policy
Please ensure activation within 30 days of purchase.
Network
KDDI / Softbank
VALIDITY POLICY
The validity period starts when the eSIM connects to any supported networks.
eKTY (Identity Verification)
Not Required
Speed
4G / 5G
Other Info
The eSIM QR code will arrive in your email within a few minutes.
Hotspot
You can use a hotspot to share data with other devices.
Top up
Avaliable
Validity period calculation
24 hours

iRoamly vs Airalo & Holafly

iRoamly offers daily, total, and unlimited plans, free hotspot use, and 500MB free eSIMs in 100+ countries. In contrast, Airalo has two plan types and Holafly only unlimited, but both throttle speeds and restrict hotspot sharing.

Data Types

Unlimited Data

no sudden throttling

Throttled to 1Mbps after 3GB/day

Reduced speed after 2GB/day

Hotspot

Unlimited share

support

500mb/day

Free eSIM

100+ countries

7 countries

More affordable regional eSIM plan

If you're traveling to multiple countries, the regional packages below offer a better value.

Asia: 11 Countries

Asia: Singapore &Malaysia &Thailand

Southeast Asia: 4 Countries

About iRoamly Japan Travel eSIM

The Japan travel eSIM offers high-speed connectivity, flexible data plans. With broad nationwide coverage, instant QR code activation, and unlimited hotspot sharing, it's the perfect choice for staying connected throughout your trip.

Stay connected across Japan with high-speed 4G and 5G networks. The Japan travel eSIM ensures fast and reliable internet wherever you go.
Enjoy broad and strong network coverage throughout Japan. The Japan travel eSIM keeps you connected in cities and rural areas alike.
Choose from Total, Daily, or Unlimited packages to suit your trip needs. The Japan travel eSIM offers flexible plans for any length of stay.
Activate your eSIM instantly by scanning a QR code. The Japan travel eSIM makes setup quick and hassle-free.
Easily top up your plan whenever needed. The Japan travel eSIM supports convenient recharge for uninterrupted internet access.
Share your connection with multiple devices without worrying about limits. The Japan travel eSIM supports hotspot sharing with no data restriction.

How to install iRoamly Travel eSIM

After purchase, you’ll receive the eSIM QR code and activation code via email or on the success page. Simply follow the guide to install.

Go to Settings → Cellular (or Mobile Data)

1
2
3
eSIM installation requires internet - preferably on a fast Wi-Fi connection.

Estimate Your Data Usage with eSIM Calculator

Estimate your data needs with iRoamly. Choose activities like YouTube, social media, maps, or video calls to find the right eSIM plan for your trip.

Youtube
60 mins/day
Social Media
60 mins/day
Google Map
60 mins/day
Video Call
30 mins/day
Photo Share
20 pcs/day

Total estimated data usage

Daily

1.85 GB

7 Days

12.95 GB

15 Days

27.75 GB

Hear From Our Happy Travelers

Explore genuine reviews from users who’ve journeyed far and wide with iRoamly. Learn how our Japan eSIMs made their travels smoother and more connected.

Sara K.

Traveling through Tokyo with the iRoamly JP eSIM was a breeze; I had excellent signal everywhere, from downtown Shibuya to tranquil Ueno Park.

Bought:

2GB-7-days-daily

Jamal T.

Super impressed with the iRoamly eSIM for my trip to Japan. Internet speed was fast, even in crowded spots like Osaka Castle.

Bought:

10GB-5-days-total

Emily F.

I used the iRoamly Japan travel eSIM on my recent trip to Kyoto, and the coverage was consistently reliable. Very pleased!

Bought:

1GB-10-days-daily

Ben L.

On my last business trip to Japan, the iRoamly JPN eSIM kept me connected with superb internet speed. No disruptions at all, even during video calls!

Bought:

Unlimited-7-days-daily

Anita R.

Amazing experience using the iRoamly Japan eSIM! The connection was fast, making it easy to navigate and share my Hiroshima yakiniku dinner on social media instantly.

Bought:

5GB-3-days-total

Oliver P.

The customer support for my iRoamly JPN eSIM was top-notch. Quick help when I needed to understand my plan options.

Bought:

500MB-5-days-daily

Chloe T.

I chose the Total plan with the iRoamly eSIM for Japan, and it did not disappoint. Great connection throughout my hikes in Hakone.

Bought:

20GB-7-days-total

Derrick M.

The eSIM from iRoamly was critical for my Japan travels. Reliable service in both Tokyo's hustle and the quiet of Nikko.

Bought:

5GB-10-days-total

Jessica H.

Used the iRoamly Unlimited plan JP eSIM for a two-week tour across various Japanese cities. I had seamless service throughout — greatly recommended.

Bought:

Unlimited-10-days-daily

Kai W.

Really happy with how the iRoamly Japan eSIM performed during my stay in Sapporo. Fast loading times and good coverage, even in snowy conditions!

Bought:

3GB-11-days-daily

Sara K.
Traveling through Tokyo with the iRoamly JP eSIM was a breeze; I had excellent signal everywhere, from downtown Shibuya to tranquil Ueno Park.
Bought:
2GB-7-days-daily
Jamal T.
Super impressed with the iRoamly eSIM for my trip to Japan. Internet speed was fast, even in crowded spots like Osaka Castle.
Bought:
10GB-5-days-total
Emily F.
I used the iRoamly Japan travel eSIM on my recent trip to Kyoto, and the coverage was consistently reliable. Very pleased!
Bought:
1GB-10-days-daily
Ben L.
On my last business trip to Japan, the iRoamly JPN eSIM kept me connected with superb internet speed. No disruptions at all, even during video calls!
Bought:
Unlimited-7-days-daily
Anita R.
Amazing experience using the iRoamly Japan eSIM! The connection was fast, making it easy to navigate and share my Hiroshima yakiniku dinner on social media instantly.
Bought:
5GB-3-days-total
Oliver P.
The customer support for my iRoamly JPN eSIM was top-notch. Quick help when I needed to understand my plan options.
Bought:
500MB-5-days-daily
Chloe T.
I chose the Total plan with the iRoamly eSIM for Japan, and it did not disappoint. Great connection throughout my hikes in Hakone.
Bought:
20GB-7-days-total
Derrick M.
The eSIM from iRoamly was critical for my Japan travels. Reliable service in both Tokyo's hustle and the quiet of Nikko.
Bought:
5GB-10-days-total
Jessica H.
Used the iRoamly Unlimited plan JP eSIM for a two-week tour across various Japanese cities. I had seamless service throughout — greatly recommended.
Bought:
Unlimited-10-days-daily
Kai W.
Really happy with how the iRoamly Japan eSIM performed during my stay in Sapporo. Fast loading times and good coverage, even in snowy conditions!
Bought:
3GB-11-days-daily

Frequently Asked Questions

A Japan eSIM is a digital SIM that allows you to connect to mobile data without a physical SIM card. It's ideal for travelers, offering instant connectivity across Japan with no need to swap SIM cards.

Travel Guides & Tips for Japan

Discover the best things to do, local tips, and must-see spots in Japan.

iRoamly Travel eSIM App

Download the iRoamly App to purchase and manage eSIM, along with additional features useful for travel.

Additional features：

Exchange rate calculator

Tip calculator

World clock

eSIM Plans for Travelers to The Japan

Fast & Stable Across the Globe.

iRoamly vs Airalo & Holafly

More affordable regional eSIM plan

About iRoamly Japan Travel eSIM

How to install iRoamly Travel eSIM

Estimate Your Data Usage with eSIM Calculator

Total estimated data usage

1.85 GB

12.95 GB

27.75 GB

Hear From Our Happy Travelers

Frequently Asked Questions

What is a Japan eSIM?

How do I install the Japan eSIM?

Is my device compatible with iRoamly Japan eSIM?

Can I keep my primary SIM while using the Japan eSIM?

What if I run out of data?

Can I use hotspot or tethering with iRoamly eSIM?

Does the Japan eSIM include a local phone number?

How much data do I need while traveling in Japan?

How does an eSIM compare to Pocket WiFi?

When does my eSIM become active?

How can I check my data balance?

When should I set up my eSIM?

Can I make calls and send messages with my Japan eSIM?

When will I receive my eSIM?

Can I use my physical SIM and iRoamly eSIM simultaneously?

Can I get a refund if I change my mind?

Travel Guides & Tips for Japan

iRoamly Travel eSIM App