II MIX?DELTA started off as TWO-MIX, a Japanese pop group formed in 1995. The original members are Minami Takayama (vocals and composer) and Shiina Nagano (synthezier and lyricist). They met in the early 1990s. Takayama was in the indie band RE-X and met Nagano through a friend. Takayama released a solo album in 1992, "Endless Communication" which Nagano contributed to. They formed a group together Es Connexion and released in an album. In 1995 they formed TWO-MIX. Their style is fast electronic pop. In 2007, Two-Mix is joined by Joe Rinoie as vocals, changing the group's name to II MIX?DELTA. Delta meaning a triangle, signifying a formation of 3 people. Correct tag is II MIX?DELTA.