澤野弘之
He covered "Ever Free" for the June 6, 2018 hide tribute album "Tribute Impulse". On March 6, 2019, Nishikawa was released the album "Singularity", which will include "Be Affected", his collaboration with Fear, and Loathing in Las Vegas, the Hiroyuki Sawano-produced tracks "His/Story" and "Roll The Dice", and the digital single "UNBROKEN" feat. Tomoyasu Hotei, which will be used as the theme for the live action film, "Million Arthur vs. Touken Ranbu the Movie".