■How to Report an Offensive Tag
You can report a violation by clicking the report offensive tag link at
the bottom portion of the Nico Live player. A violation can be reported
for a broadcast while it is live or during its timeshift.
Bear in mind that violation reports are disabled for public programs.
If material is deemed inappropriate, it will be subject to deletion or the
owner's account will be suspended as described in Niconico's Terms
of Use and Nico Live Guidelines
Note that reporting material does not guarantee action will be taken.
Niconico will not reply to any inquiries regarding the results of actions taken.