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.
Ichirou Mizuki
In addition to his vocalist career, Mizuki has been cast in several roles as both a voice actor and a live-action actor. As a voice actor, he played the roles of Yoldo in the first episode of the OVA Dangaioh, Rat Hector in "Coral no Tanken", and the villain Keisar Ephes in the video game "Super Robot Wars Alpha 3". His live-action roles include Dr. Ben in "Jikuu Senshi Spielban" and (most notably) Voicelugger Gold in "Voicelugger", a Tokusatsu show based on the last concept written by Shotaro Ishinomori before his death. He also performed as a guest appearance in the Japanese Television Comedy show, Gaki No Tsukai. He voiced the title character Bobobo-bo Bo-bobo in the first PlayStation 2 game of the series, as well as singing the theme song. In 2010, he had a role in an episode of arc of "Kamen Rider W" along with fellow musicians Aya Kamiki and TAKUYA. In 2012, he starred in one of the episodes in "Tokumei Sentai Go-Busters" as well as singing "Li-Oh! Kenzan Champion!" which is a theme song for the new robot introduced in the episode. His voice is also used as the voice for the robot's control system.