Takanori Nishikawa his name was a play on Nishikawa's pseudonym with that band (Haine). [Heine's first name is written as in katakana.] The surnames of both Nishikawa and Westenfluss mean "west river" in Japanese (西川) and German (Westenfluß), respectively. "Ignited"'s title is closely similar to the mobile suit (GOUF Ignited) that Nishikawa's "GSD" character piloted. "Vertical infinity" was released on January 26, 2005 by Epic and exactly six months later by Tofu Records. The infinity symbol (∞), when facing vertically or turned sideways, looks like the number 8. That is also the number of original studio albums Nishikawa has released to date
Number 1 to Infinity after Canadian megastar Celine Dion announced that she had postponed dates of her residency at Caesars Palace to care for her husband, René Angélil, who was suffering from cancer. Aside from singing "Infinity" at her residency, Carey performed a medley of her 1990 debut single "Vision of Love" followed by "Infinity" at the "Billboard" Music Awards on May 17, 2015; it was her first performance at the ceremony in seventeen years. Andrew Hampp for "Billboard" described the performance as "octave-leaping" and one of the most memorable of the night. Other promotional appearances included "Jimmy Kimmel Live!" and "Live! with Kelly