Hatsune Miku
Since the success of her Vocaloid 2 package led to an expansion of marketing possibilities, most of the mass marketing has come after her initial release as a response to her popularity and has been on going since 2008. Even with the addition of other Character Vocals, Miku's name continues to be used as the primary source of marketing for Crypton Future Media, to the point where most products for their Vocaloid related products will usually only feature Hatsune Miku's name. In March 2012, the Nomura Research Institute estimated that the sales of all Hatsune Miku brand goods added up into the region of since her release in 2007. Her name is easily the most recognizable of all Vocaloids.
Megpoid
By 2010, Gumi's popularity was on par with Crypton Future Media's Vocaloids and had out sold her predecessor Camui Gackpo, becoming the most popular and well known non-Crypton Vocaloid. In 2011, her usage grew and in a number of weeks she would have even more songs in the top 100 rankings than some of the Crypton Future Media vocalists. In January 2015, a popularity poll was released, confirming Gumi was the second most popular Vocaloid of 2015 on Niconico.