Phantom of Inferno is an adult visual novel game created by Nitroplus, directed and written by Gen Urobuchi, distributed in North America by Hirameki International. It came out for PC in Japan in 2000 and was ported for DVD in 2001 and for PS2 in 2003. It was distributed in America as an AnimePlay DVD title in 2002. The story can take either a dark action/drama path or can turn into a romantic drama depending on the choice of the player. A remake for the Xbox 360 console was released in 2012 and ported on PC in 2013.

Takahiro Sakurai is a Japanese voice actor, narrator, and radio personality from Aichi Prefecture, Japan. His well-known roles include heroes such as Cloud Strife in Compilation of Final Fantasy VII, Suzaku Kururugi in Code Geass, X in Mega Man X, Arataka Reigen in Mob Psycho 100, and Giyu Tomioka in Demon Slayer: Kimetsu no Yaiba as well as villains such as Maximilien Robespierre in Le Chevalier D'Eon, Hiltz in Zoids: Guardian Force, Sasori in Naruto Shippūden, Rohan Kishibe in JoJo's Bizarre Adventure: Diamond is Unbreakable, and Suguru Geto in Jujutsu Kaisen. He voiced the main character Miyuki Kazuya in Ace of Diamond. He is the official Japanese dub voice for Robert Pattinson since Twilight. His range is tenor. Since 2014, he has belonged to the voice actor office INTENTION, but left on March 31, 2023, saying that he caused trouble to the company with the affair report described later.