"The Adventures of Bibirba and Kurarin! Episode 1: Cherry Blossoms!" is on Youtube!
Here is the link:[link]
The girl you see there is the net idol Miri (from the net idol group 1Nen25Gumi) in the part of Bibirba.
Kurarin's voice is by Nyanko (member of the 1Nen25Gumi as well).
Next Episode will be up in 10 days!