Puyoniko TV is a Puyo Puyo 25th anniversary special for the series that will air on NicoNico.
The special will look back on the series’ history and show lots of gameplay.
Series development alumni Mizuki Hosoyamada and Yuji Naka will be attending.
Puyoniko TV will air on Wednesday, February 25th, 2016 from 18:30 to 22:40 Japan time.
You can watch the stream from any region, but you will have to register and login with a NicoNico account to do so.
Source: Sega of Japan