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.
Vocaloid 2
Gackpoid is a male vocal developed by Internet Co., Ltd. His voice was sampled from the Japanese singer and actor Gackt. The mascot of the software is called Camui Gackpo, after Gackt's alias name. Gackpo is sometimes referred to as Gackpo Camui or Gakupo Kamui, and usually referred to as Kamui Gakupo.