Daisuke Ishiwatari is a Japanese composer, game designer, and illustrator, best known for his work in the video game industry, particularly in the fighting game genre. He was born on March 24, 1975, and is primarily associated with the *Guilty Gear* series, which he created. The music of *Guilty Gear* is characterized by a unique blend of heavy metal, rock, and jazz, showcasing Ishiwatari's diverse musical influences and skillful guitar work. Notable works include the original *Guilty Gear* (1998) and its subsequent titles, such as *Guilty Gear X* and *Guilty Gear Strive*, released in 2021. His compositions often feature intricate arrangements and are celebrated for their ability to enhance the game's narrative and atmosphere. Ishiwatari's impact on music extends beyond the gaming community, as he has influenced the soundtracks of many modern games and contributed to the popularity of music-driven gameplay. His innovative approach to merging gameplay with music has garnered a dedicated fanbase, solidifying his reputation as a pioneering figure in video game music composition.