A rock duo comprising “KISHOW” (voice actor Kishou Taniyama) and “e-ZUKA” (guitarist Masaaki Iizuka). KISHOW is responsible for writing almost all the lyrics, while e-ZUKA handles all composition and arrangement. They made their debut in 2005 with the opening theme “Go For It!” for the TV anime IGPX, and have since performed numerous anime theme songs, including for Kuroko's Basketball. In recent years, they have held concerts at various venues, ranging from arena-scale events to live houses across Japan. This year, 2025, marks their 20th anniversary as a duo.