新機動戦記ガンダムW
Takayama is also active in music as ES CONNEXION, Two-Mix, Miru Takayama with TWO-MIX, and M★TWO-MinaMiru-, a unit with her cousin Miru Takayama. She has sung the theme songs of "Mobile Suit Gundam Wing", and has also composed music. In the 81st episode of "Detective Conan" (broadcast on November 17, 1997), she appeared as a character with Shiina Nagano as TWO-MIX themselves, and also sang the opening theme song for the anime. In addition, in 2005, she brought in Joe Rinoie to work on the theme song for the anime "Engage Planet Kiss Dum" in 2007 as the unit II MIX⊿DELTA.