From July 2025, NTT Communications has changed its name to NTT DOCOMO BUSINESS.
NTT DOCOMO BUSINESS
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Arcstar Universal One Virtual
I cannot connect to the Virtual Network via vApp.
NTT Communications' support information. This page shows frequently asked questions on Arcstar Universal One Virtual in detail. I cannot connect to the Virtual Network via vApp.STG→商用 If you cannot co
I cannot connect even if I have reinstalled vApp(Windows) and Microsoft Visual C++ 2010 SP1 Redistributable Package.
NTT Communications' support information. This page shows frequently asked questions on Arcstar Universal One Virtual in detail. I cannot connect even if I have reinstalled vApp(Windows) and Microsoft
NTT DOCOMO BUSINESS Business Portal
What if I forget identification information for Business Portal?
I forgot the information for the Identity Verification. What if I forget identification information for Business Portal?If you forgot your Identification information such as your email address, name,
What is NTT Communications Business Portal?
By providing visual status as well as self-service functions, the Business Portal can deliver services to you on-demand and in a timely manner. What is NTT Communications Business Portal?By providing
COTOHA Translator
Why do translation results sometimes differ depending on the presence or absence of punctuation?
FAQ for COTOHA Translator Why do translation results sometimes differ depending on the presence or absence of punctuation?It is a characteristic of NMT technology. The results may vary depending on pr
How can I change default language in this portal?
NTT Communications' support information. This page shows frequently asked questions on NTT Communications Business Portal in detail. How can I change default language in this portal? You can select de
I want to get the starting guide e-mail again. (You can’t find the e-mail or URL in the e-mail was expired)
How to resend the starting guide e-mail I want to get the starting guide e-mail again. (You can’t find the e-mail or URL in the e-mail was expired)How to resend the starting guide e-mail 1. Access to
How can I change "User Name" and "Contact (Phone#)"?
NTT Communications' support information. This page shows frequently asked questions on NTT Communications Business Portal in detail. How can I change "User Name" and "Contact (Phone#)"?You can change
About the necessary information when the connection to vApp is not available.
NTT Communications' support information. This page shows frequently asked questions on Arcstar Universal One Virtual in detail. About the necessary information when the connection to vApp is not avail
How can I change "Contact User"?
NTT Communications' support information. This page shows frequently asked questions on NTT Communications Business Portal in detail. How can I change "Contact User"?When you are an administrative user
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