KADOKAWA will release the December 2013 issue of its monthly computer game/digital content magazine Comptiq on Saturday November 9. The magazine, which started publishing in November 1983, celebrates its 30th anniversary with the issue. In commemoration of the anniversary, they posted a TV CM featuring Hatsune Miku and popular vocaloid song creator Mitchie M's Miku song "Viva Happy." The Miku illustration is drawn by the original character designer KEI for the cover of the issue.
"Viva Happy" official PV
Source: press release