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Connect,
New life.

A new city, a new room, new air.
All sorts of things that I've never been interested in before.
There are piles of cardboard boxes that I want to try.
Here is a new me.
Any wishes, dreams, and ambitions for your new life.
J:COM wants to be the force that makes it happen.
For example, the world's fastest standard, "Wi-Fi ⁷"
Your home internet connection will be smooth.
Everything you see is a possibility.
The thrill of the challenge leads to excitement.
I'm sure this new life will connect to the future.

★ Theoretical maximum speed ratio of Wi-Fi communication standards.
　 May not be available depending on the course and area.

"By the Side of the Beginning"
Movie now available (30 seconds)

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MOBILE
TV
electricity
Security cameras
Sign up here

New customers

New Customers Sign Up

If you are a new member,please contact us online.

For new members: 0120-989-970 9:00-18:00 (open all year round)

Current customers

Contact usUser

Problems/
Inquiry (chat)

Great deals on moving

Click here for Internet plans and prices

Savings
calculator

Some properties offer free or discounted options!

Covered
areas & properties

A new way of life with J:COM.

The new J:COM Hikari service begins

Enjoy a fast and comfortable internet environment whether you're spending time with your family or alone.

Optical 10 Gigabit
Wi-Fi 7 is included, so it's effectively free for 6 months ^*1.

Learn more about J:COM Hikari

If you are under 26 years old, you can get even more savings with the Youth Discount. You can start using the service in as little as 4 days ^*2

For detached houses. From the 7th month onwards, from 6,160 yen (tax included)/month. Not available in some areas. For more information, click here
It may not be possible to meet the desired schedule depending on the contract details and congestion.

A new way to connect.

Even if you are using it for the first time, you can enjoy great value and peace of mind!

Any unused data can be carried over!
Furthermore, you can rest assured knowing that spam call and message blocking is available for free.

Won two awards for communication quality satisfaction!

J:COM MOBILE

See J:COM MOBILE in detail

Source: MMD Research Institute's "September 2025 MVNO Market Share and Satisfaction Survey." A survey of main users (150 people each) of seven low-cost smartphone companies, comparing satisfaction scores for communication quality. Survey period: September 12th to September 21st, 2025.

To a world you have yet to see.

Here you can experience excitement, enthusiasm, and life-changing encounters.
Shin Standard is a popular course that allows you to enjoy both specialty channels and video streaming.

3 months for 500 yen ^*4 (tax included)/month, plus a 20,000 yen cashback offer is currently underway!

Learn more about J:COM TV

If you are under 26, you can get even better deals with the Youth Discount.

From the 7th month onwards, it starts from 4,950 yen (tax included)/month.

Affordable and safe, no construction required!

Consolidate your payments for more convenience and savings ^*5.
Easy to switch, and the quality remains the same. Up to 3% off ^*6.

Learn more about J:COM Denki

Depending on the customer's contract plan, usage status, and fluctuations in fuel cost adjustment amounts, the price may not be lower.
1% discount in the Hokkaido Electric Power area

At an affordable price
Peace of mind with security

Even when you're away, you can stay close to your family.
Easy operation from your smartphone ^*7, plus comprehensive support!

Discount on basic construction costs now available!

Learn more about J:COM security cameras

The app can only be downloaded within Japan.

Find the plan that's right for you

Monthly fixed costs
You can consider them all at once!

Savings calculator

Application flow

In 3 steps
easy

STEP 2 Adjustment of construction date and time

STEP 3 Construction, equipment installation and setup