Fiber optic line/Internet
Prices and Courses
Click here for Internet plans
and prices
Some properties offer free or discounted options!
New customers
Applications and Inquiries
电话咨询
050-1722-1733
9:00-18:00【全年无休】／有翻译
日本語での通話は
こちら
신청·문의
050-1722-1733
9:00-18:00【연중무휴】／통역 있음
日本語での通話は
こちら
Ứng dụng / Yêu cầu
050-1722-1733
9:00-18:00【mở cửa quanh năm】／có phiên dịch
日本語での通話は
こちら
Solicitação/Consultas
050-1722-1733
9:00-18:00【aberto todo o ano】／com intérprete
日本語での通話は
こちら
InquiriesFind the perfect
plan for you
Some properties offer free or discounted options!
Savings calculator
Click here for Internet plans and prices
Find the perfect plan for you
If you are considering signing up or adding services
Sign Up information
Click here for Internet plans
and prices
Some properties offer free or discounted options!
If you are considering signing up or adding services
Sign Up information
New customers
电话咨询
050-1722-1733
9:00-18:00【全年无休】／有翻译
日本語での通話は
こちら
신청·문의
050-1722-1733
9:00-18:00【연중무휴】／통역 있음
日本語での通話は
こちら
Ứng dụng / Yêu cầu
050-1722-1733
9:00-18:00【mở cửa quanh năm】／có phiên dịch
日本語での通話は
こちら
Solicitação/Consultas
050-1722-1733
9:00-18:00【aberto todo o ano】／com intérprete
日本語での通話は
こちら
Find the perfect
plan for you
Some properties offer free or discounted options!
FAQ
- Is it true that you can use the internet cheaply at J:COM?
-
J:COM 's internet service includes provider fees and security fees, so it's a great deal!
Furthermore, we offer plans that allow you to use the internet for free or at special rates, and plans that can be used in combination with other J:COM services to save you money.
If you are looking for a property that supports J:COM In My Room
Internet usage fee
free or Special Rates To!
Exclusive plan for those under 26 years old!
Starting from 4,400 yen/month for 4 years (tax included) - How much is the monthly fee for J:COM NET?
-
■ New subscribers
Prices vary depending on the residence and the service you apply for, so please check the fee simulation for details. You can also check the price after applying advantageous campaigns and special offers.
Price simulation here■ User
You can check it from My Page.
My page is here - Are there any other costs besides the monthly fee?
-
Initial costs include construction costs and administrative fees.
The basic installation fee for new subscribers will be effectively 0 yen if you subscribe to the applicable service. The basic installation fee for new subscribers is effectively 0 yen, and the contract administration fee is 3,300 yen (tax included) [3,080 yen (tax included) for Kyushu and Yamaguchi areas]. - Are there any special offers for students or new employees?
-
We offer "Seishun 22 Wari" exclusively for those under 22 years old, and "Seishun 26 Wari" exclusively for those under 26 years old.
You can use the ultra-fast 1G internet plan for up to four years at the following rates.- Seishun 22 Wari discount: 4,400 yen per month (tax included)
- Seishun 26 Wari discount: 4,840 yen per month (tax included)
- Do Seishun 22 Wari and Seishun 26 Wari discounts apply if the user is of the target age?
-
The age of the contract holder, not the user, must be the eligible age. For example, if you are already using J:COM and would like to apply for Seishun 22 Wari discount, your contract holder must be 22 years old or younger.
- Can you do the initial settings for connecting to the internet?
-
Up until the end of the month following the completion of J:COM NET installation work, you can have one PC's initial settings (connection settings, e-mail settings, and security settings) performed free of charge.
Information on how to join
For detached houses Information on joining- Communication speed may decrease depending on the usage environment and device used.
- To use Wi-Fi, you need a device such as a computer, smartphone, or tablet that supports the standard.
- The displayed communication speed is the maximum speed according to the standard for wired connection. Communication speed may decrease depending on the usage environment and device used.
[J:COM NET Hikari]
- J:COM NET Hikari will be available to apartment complexes from December 7, 2023. Service speeds vary by area. The service area is gradually expanding. Service will be provided as either "J:COM NET Hikari on au Hikari (limited to detached houses, outside the Kansai area)" / "J:COM NET Hikari" / "J:COM NET Hikari (N)" (not available in some areas).
[About high-performance Wi-Fi]
- To use it, you need to subscribe to a service specified by J:COM.
- IEEE802.11a/b/g/n/ac standard. (J:COM NET Hikari (N) is IEEE802.11a/b/g/n/ac/ax). To achieve the communication speeds based on the technical standards compatible with 10G/5G, it is necessary to connect the compatible device (10GBASE-T) and ONU with a wired LAN (Category 6A, 6e or higher). Cannot be used in conjunction with commercially available wireless repeaters.
- Due to the characteristics of in-house wiring (communication performance of LAN cables, routers, hubs, etc.) and wireless LAN, communication speed may be significantly limited or radio waves may not reach.
- Depending on the contract course, the equipment to be installed and the number of installations may vary.
- Some apartment complexes may not be able to provide this service. For details, please contact J:COM.
[J:COM NET Hikari 10G/5G/1G course]
- ONU's Wi-Fi standards are IEEE802.11b/g/n, 11a/n/ac (wave2).
- The maximum communication speed that can be used by one terminal device according to technical standards is approximately 1.7Gbps when connected wirelessly.
- "J:COM NET Hikari (N)" is NTT's optical fiber line.
If desired, either "WiMAX + 5G (Home Router)" or "WiMAX + 5G S (Home Router)" will be provided free of charge for up to three months until "J J:COM NET Hikari (N)" is activated. From the fourth month onwards, 5,500 yen/month (6,050 yen (tax included)/month) will be charged. After "J:COM NET Hikari (N)" is activated, customers must apply to return "WiMAX + 5G"/"WiMAX + 5G S". If you only have a contract for "J:COM NET Hikari (N)", au Smart Value /NHK Group Lump Sum Payment will not apply. If you are applying for UQ mobile Home Set Discount, it may not apply if you switch to J:COM NET Hikari (N).
[J:COM NET Hikari 10G/5G Plan on au Hikari]
- ONU's Wi-Fi standard is IEEE802.11a/b/g/n/ac/ax Draft (Wi-Fi certified).
- The maximum communication speed that can be used by one terminal device according to technical standards is approximately 4.8Gbps when connected wirelessly.
- If you subscribe to "J:COM NET Hikari 1G Course on au Hikari" with a plan that does not include J: J:COM TV, you can use "J:COM PHONE Hikari". The wiring method is different from "J:COM PHONE Plus".
- "J J:COM PHONE Hikari (N)" will be provided only if J:COM PHONE Plus cannot be provided due to the installation status of the area or building. The wiring method is different from "J:COM PHONE Plus".
- “J:COM NET Hikari 5G Course on au Hikari” and “J:COM NET Hikari 10G Course on au Hikari” are only available in some areas of Kanto.
[Phone]
Separate universal service charges, telephone relay service charges and call charges are required.
[About J:COM Denki]
- Depending on the fuel cost adjustment amount in your area and the details of your current contract, some applications may not be accepted.
- Those who live outside the Hokkaido area and subscribed before April 4, 2024, or those who live in the Hokkaido area and subscribed before May 14, 2025, will be covered by J:COM Electric Power.
[About the amount including tax]
- The listed amounts include tax unless otherwise specified.
- Consumption tax differences may occur due to changes in the consumption tax rounding method under the invoice system.
