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
NTT DOCOMO BUSINESS Business Portal
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
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
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
Is there an automatic logout feature?
FAQ for COTOHA Translator Is there an automatic logout feature?It logs out automatically after the length of inactivity that customer applied. Also, if you logged in simultaneously with the same IDs,
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
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,
I can successfully connect to the Internet, but cannot connect to the UNO virtual using the vApp / vAdapter.
NTT Communications' support information. This page shows frequently asked questions on Arcstar Universal One Virtual in detail. I can successfully connect to the Internet, but cannot connect to the UN
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
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
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