Asahi Net IP-Phone-C
All charges shown exclude tax.
This IP-Phone service lets you make calls through the Internet instead of through
NTT's telephone network (your phone line) and so it is possible to make low cost
calls. It is even possible to use this service without a phone line, all you need is
an Asahi Net ADSL or FTTH Internet connection - see the Who can use this
service section below.
To use the service you will need VoIP-capable equipment, such as a VoIP-capable ADSL modem. You will connect a phone to the VoIP-capable equipment and use the phone to make your calls - you do not sit in front of your computer with a headset when using this IP-Phone service!
There is no charge for calls between users of the IP-Phone-C service and no charge for calls to IP-Phone users of affiliated ISPs using NTT Communication's VoIP platform. One 050 telephone number is allocated for each IP-Phone-C contract.
The IP-Phone-C service uses the VoIP infrastructure of NTT Communications.
Who Can Use This Service
Users of the Courses listed below can apply for and use the IP-Phone-C service.
|FTTH Course||with FLET'S Home Course|
|with FLET'S Mansion Course|
|B FLET'S Mansion Course|
|B FLET'S Family Course|
|B FLET'S Basic Course|
|B FLET'S Business Course|
|FLET'S Hikari Next Family Course|
|FLET'S Hikari Next Mansion Course|
|FLET'S Hikari Light Family Course|
|FLET'S Hikari Premium Family Course|
|FLET'S Hikari Premium Mansion Course|
|ADSL Course||FLET'S ADSL Course|
|BB Entry Course|
|Neo-Discount ADSL(12M) Course|
|Neo-Discount ADSL(50M) Course|
*1. Users of the ADSL eAccess Course wanting to apply for the
IP-Phone-C service will, depending on the type of ADSL modem contract they entered into, need to return their ADSL modem or have it replaced.
>> For users of ADSL eAccess course (1.5M/8M/12M/24M)
There is no initial setup charge.
However, those members already using the ADSL ACCA (8M/12M) services or the ADSL eAccess (8M/12M/24M) services will pay a charge for exchange of their ADSL modem with a VoIP-capable ADSL modem.
Modem exchange handling (ADSL ACCA 10M/12M) :
Modem exchange handling (ADSL eAccess 1.5M/8M/12M/24M):
The basic IP-Phone-C monthly charge is 0 yen (will be
from October 2012).
We will also charge for the IP-Phone-C calls you make; please see the Call charges section below.
However, in accordance with the launch of the Universal Service Fee in February 2007, a Universal Service Fee charge will be billed. The current charges are:
From 1st January 2015: 2 yen (excl. tax)/month per phone number.
From 1st July 2012 to 31st December 2014: 3 yen (excl. tax)/month per phone number.
|Where calling||Call charges|
|Asahi Net's IP-Phone-C service users||No charge|
|IP-Phone users of affiliated ISPs using affiliated VoIP platforms *1||No charge|
|IP-Phone users of affiliated VoIP platforms||8 yen /3 minutes *2|
|Telephone line users in Japan||8 yen /3 minutes|
|Cell phone users in Japan||19 yen /minute *3|
|PHS users in Japan||Setup charge
10 yen /minute *4
|Telephone line users overseas||Differs per country. *5
Eg. USA 9 yen/minute (duty free)
*1. Calls between IP-Phone-C users are free. IP-Phone
users of affiliated ISPs using affiliated VoIP platforms may also be called free of
charge with this IP-Phone-C service. Those ISPs include @nifty, BIGLOBE, OCN, hi-ho,
So-net, TNC/Tokai, T-Com, SANNET, Dreamnet, etc.
>>List of affiliated VoIP platforms to which free calls can be made
*2. Calls to IP-Phone users of affiliated VoIP platforms are possible, for a charge.
>>List of affiliated VoIP platforms
*3. Calls to users of the following cell phone companies is possible via IP-Phone-C: NTT DoCoMo, KDDI(au), Tsuka and Vodafone. Calls to satellite phones, etc. are not possible from the IP-Phone-C service.
*4. The setup charge applies for every call made to a PHS user. Calls to users of the following PHS companies is possible with IP-Phone-C: NTT Docomo, WILLCOM and ASTEL.
*5. Please access the following page for more information.
>>Call charges overseas
Charges for calls made inside the scope of the IP-Phone-C service will be billed by
Asahi Net. The charges will appear on your monthly statement lumped together with your
other Asahi Net charges.
Charges for calls made outside the scope of the IP-Phone-C service will be billed by the telephone line operator you are contracted with, e.g. NTT East, NTT West, etc.
Calls to users of NTT Plala (Plala-Phone for FLET’S Service) will be charged starting from August 30, 2017.
IP-Phone-C IP-Phone-compatible equipment rental charge *6
|ADSL ACCA 26M/50M)
Lite ADSL ACCA
|Multi-function ADSL modem||780 yen|
|ADSL ACCA (10M/12M)||IP-Phone compatible ADSL modem||780 yen|
|ADSL eAccess (24M/40M/47M)
Lite ADSL eAccess
|Multi-function ADSL modem||780 yen *7|
|ADSL eAccess (1.5M/8M/12M)||IP-Phone compatible ADSL modem||780 yen *7||IP-Phone TA
|380 yen *7|
|ADSL Tokai (24M/40M/47M)||IP-Phone compatible ADSL modem
Multi-function ADSL modem
|Lite ADSL Tokai||Multi-function ADSL modem||780 yen|
|Hikari T-Series Home||IP-Phone-compatible
|Hikari T-Series Mansion||IP-Phone-compatible
6. NTT East/NTT West will bill for IP-Phone-compatible
they supply with their B FLET'S and FLET'S ADSL services.
Asahi Net will bill for IP-Phone-compatible equipment supplied to users of our with FLET'S Course.
For more information, please visit NTT's Web pages.
>> NTT East equipment usage charges (Japanese)
>> NTT West equipment usage charges (Japanese)
7. Various rental ADSL modems were supplied to users of the ADSL eAccess Course (1.5M/8M/12M/24M).
Supply of rental IP-Phone TAs (Telephony Adapters) ended on 10th December 2003. Those members currently renting an IP-Phone TA may continue to use it.
>> Users of the ADSL eAccess Course (1.5M/8M/12M/24M)
The above equipment rental charges will be billed by Asahi Net, and be lumped
together with other Asahi Net charges. Other than these charges, charges for the ASAHI
Net Course/Plan you use, and other Asahi Net services used will also be charged.
Only a router-type ADSL modem is supplied, a USB-type is not supplied.
Numbers Outside The Scope Of This Service
Calls made to services/numbers outside the scope of this IP-Phone-C service will be
on the telephone line (PSTN) and therefore will be billed by your telephone carrier,
- Calls to 110, 119 etc..
- Calls to numbers starting with 0120, 0570, etc..
- Calls to satellite phones, etc. in Japan
- Calls to IP-Phone users of non-affiliated VoIP platforms
- Other numbers as yet defined
How To Apply
(1) Before making an application for the IP-Phone-C service, you are urged to read the following conditions and agreements.
- The IP-Phone-C service is a "best effort" service. Recommended transmission bandwidth (throughput) for this IP-Phone-C service is 128kbps or greater, or a link-up speed of 300kbps or greater. It is possible for communication quality to be affected by service usage conditions and other factors.
- When using the IP-Phone-C service with a VoIP-capable ADSL modem or an IP-Phone Telephony Adapter, one global IP address will be assigned to the VoIP-capable ADSL modem or Telephony Adapter.
- Voice communication takes place through the Internet and so it is not possible to completely guarantee the security of calls.
- Please read the following notes and agreements.
>>Important Notes (Please read before you make an application).
>> IP-Phone-C usage agreement (Japanese-language)
>>IP-Phone-C communication equipment rental agreement (Japanese-language)
>>KDDI VoIP adapter rental agreement (Japanese-language PDF document)
(2) Preparation of VoIP equipment for IP-Phone-C service
If you use the B FLET'S service or FLET'S ADSL service, you'll need to prepare VoIP
equipment. If you don't have VoIP equipment, please contact NTT and apply for the
You can also apply for the VoIP equipment through Asahi Net. If you would like to
apply for the
equipment through Asahi Net, Please access the following application page.
>>VoIP equipment (FLET'S) application page
(3) Apply for the IP-Phone-C service
Members can apply for the IP-Phone-C service using the link below.
Depending on the Course in use it can take from 1 to 10 days from the first connection to the connection service (ADSL or FTTH) before an IP-Phone-C application is possible.
- Asahi Net User ID and password are required for Individual members.
- Asahi Net Administration ID (eg. A-BCDE12-F3) and password are required for Business managers.
- Asahi Net Business ID (eg. U667XXXXX) and password are required for Business members.
(4) Receipt of a email confirming the application
Asahi Net will send you an email when we receive your application. A confirmation number will be included.
(5) Receipt of email confirming completion of IP-Phone-C registration
Asahi Net will send you an email when your IP-Phone-C data has been registered. Please confirm your registered IP-Phone-C data (IP-Phone-C cofirmation number, VoIP telephone number, VoIP server name, etc.) via the Web address (URL) listed in the email. It takes about 2 working days from application to receipt of this email.
(6) Arrival of VoIP equipment
If you are currently using Hikari T-Series Home course, Hikari T-Series Mansion course, ADSL ACCA course, ADSL eAccess course, Lite ADSL ACCA course, or Lite ADSL eAccess course and apply for exchange of the modem to VoIP capable ADSL modem or add VoIP equipment (broadband router)/IP-Phone TA (telephony adapter), you will receive VoIP equipment through courier service 2 to 3 days after the receipt of the confirmation email.
(7) Configure the VoIP equipment
You need to connect and configure the VoIP equipment. Please access the following
find more information.
>>Setup guide: IP-Phone-C
(8) How to use the service
Please access the following page to find out more information on how to use the
>>Setup guide: How to use IP-Phone-C
How To Change/Cancel The Service
To change the IP-Phone service
It is impossible to use both IP-Phone-C and IP-Phone-F with the same Asahi Net ID. If you would like to change to another IP-Phone service, you must cancel the IP-Phone contract that you currently have. After the cancellation process is completed, apply for new IP- Phone service.
Application for cancellation/cancellation of the service
Please apply from the following application page.
>>IP-Phone-C application cancellation/cancellation of the service
- Asahi Net User ID and password are required for Individual member.
- Asahi Net Administration ID (eg. A-BCDE12-F3) and password are required for Business members.
- Asahi Net Business ID (eg. U667XXXXX) and password are required for Business members.
Although it is possible to cancel your application as late as the day before charges are made, you will still be charged for telephone calls you have made using the service. Your understanding is appreciated.
Returning the rental VoIP equipment
Here is a list of important points concerning the return of the rental VoIP
- FLET'S ADSL and B FLET'S users
Please return NTT's rental VoIP equipment to NTT East or NTT West.
- ADSL ACCA, ADSL Tokai users
If you want to cancel the IP-Phone-C service but still continue to use the ADSL service, there is no need for you to return the VoIP-capable ADSL modem. Even after the IP-Phone-C service has been stopped, you will be able to use the same ADSL modem for Internet connection.
If you want to cancel the IP-Phone-C service and the ADSL service, please make a request to cancel the ADSL service: as part of the cancellation process you will be requested to return the VoIP-capable ADSL modem.
- ADSL eAccess users (using a Telephony Adapter)
When you cancel the IP-Phone-C service you are required to return the Telephony Adapter that you received. After processing of your cancellation request you will be sent a "return kit" which you will use to return the Telephony Adapter. Please return the equipment within 10 days of receiving the "return kit."
When returning the Telephony Adapter, please include all parts of the original rental kit - you may be charged for items that you do not return.
- Hikari T-Series Home users
After you request cancellation of the IP-Phone-C service, you'll be notified of the address to return KDDI's broadband router. Please return it at your own expense, within 10 days of the IP-Phone-C cancellation date. Penalty charges will apply for non-return of the broadband router.
Where to return the rental modem (if supplied by NEC Access Technica)
NEC Access Technica, Ltd.
c/o SL Manufacturing Department Rental Group
Shimomata 800, Kakegawa-shi, Shizuoka-ken 436-8501
Frequently Asked Questions
Please refer to the page below for frequently asked questions about the IP-Phone-C service.