Contact
If you have any questions, comments, or requests regarding this website, please contact us using one of the following methods.
Send E-mail
Please fill in your questions, requests, etc. and send an email to the following address.
E-mail Address
Make a Call or Send a Message
Download SIP apps such as Linphone and send a message to the following SIP address or make a call directly. Alternatively, you can enable the SIP function on your mobile phone and send a call or message to the following SIP address. (A SIP account is required. You can obtain one from sites such as Linphone.)
SIP Address
Download Linphone
You can download Linphone via the below Linphone site.
For Android, iOS, macOS、Windows, Linux
Download Jami
You can download Jami via the below site.
For Android, iOS, macOS、Windows, Linux
