Roots of Ayumi Hamasaki

Armand van Helden is an American DJ, record producer, remixer and songwriter from Boston, Massachusetts. His career has spanned beyond three decades.

Ferry Corsten OON is a Dutch DJ, record producer and remixer. He is well known for producing many pioneering trance tracks during the 1990s–2000s under his numerous aliases, including System F, Moonman, Pulp Victim and Gouryella. In recent years, he has shifted to a broader electronic music style, playing everything from progressive house to uplifting trance; and hosts his own weekly radio show, Resonation Radio. Corsten routinely plays at events and festivals all over the world including Electric Daisy Carnival, Tomorrowland, and many others, and has been consistently ranked among DJ Mag's Top 100 DJs poll, having placed at rank 5 in 2004 and 2005, 6 in 2006 and 2008; and most recently at 80 for 2024.

4 Hot Wave is the 32nd single by Japanese singer Koda Kumi, released through Rhythm Zone on July 26, 2006. The singles contains the quadruple A-side tracks "Ningyo-Hime", "I'll Be There", "Juicy", and "With Your Smile". All four songs were included on Kumi's fifth studio album Black Cherry, released in December 2006.