Meet the Artists Behind "Undead Heart" higma (Composer) A Vocaloid producer and trackmaker. He creates a unique sound by mixing various genres such as electro, rock, and hip-hop, turning indescribable emotions into music. ChumuNote (Vocal) A Vtuber known for her cool and powerful singing voice. She appeared on NTV's "MUSIC VERSE". Her song "Twinfield - Chaos Shotgun feat. ChumuNote" won an award on COSMIC RADIO PEROLIST and is featured in the music game "Muse Dash". sashimi (Artwork) An illustrator known for colorful and vivid use of colors, creating harmony out of chaos by incorporating numerous motifs. She specializes in works that balance both pop and dark elements.