Ibaraki, the black metal project featuring Trivium’s Matt Heafy, have premiered a new video for their new song “Akumu.” This track features Behemoth’s Adam “Nergal” Darski and it will appear on the band’s new album “Rashomon,” which is set to be released on May 6. Notably, Heafy worked on that effort with Emperor’s Ihsahn. His…