Gen Urobuchi Debut Work Phantom PHANTOM OF INFERNO Hits Steam September 4
The Steam release brings Nitroplus's founding title to a modern audience, and the brand has indicated other works are scheduled for sequential Steam ports, suggesting a broader catalog push.
Key Facts
- Phantom PHANTOM OF INFERNO Steam version launches on September 4, 2026, priced at 3,500 yen including tax.
- The game supports Japanese, English, and Simplified Chinese text, with Japanese-only voice.
- The Steam version is based on the 2013 PC port that added TV anime elements, with no changes to game content.
- The original Phantom PHANTOM OF INFERNO was released in 2000 as Nitroplus's first title and Gen Urobuchi's debut work.
- The ErogameScape user review site recorded a median score of 87 and an average of 85 for the original work based on 1,244 data entries.
Reporting from 2 sources: 4Gamer.net, Automaton.
Nitro Origin, the brand behind Nitroplus, announced on August 7 that the Steam version of Phantom PHANTOM OF INFERNO will launch on September 4. The visual novel, priced at 3,500 yen including tax, supports Japanese, English, and Simplified Chinese text, with Japanese-only voice. The game is based on the 2000 adult PC release, which was Nitroplus's first title and the debut work of scenario writer Gen Urobuchi, later known for Puella Magi Madoka Magica and Fate/Zero. The story follows Reiji Azuma, a boy on a solo trip to America who witnesses an incident and learns the true identity of Phantom, the organization's strongest assassin, is a girl his age. After being abducted and having his memories erased, he is trained in assassination techniques and becomes one of the organization's top killers, eventually drawn into internal conspiracies. The Steam version is based on the 2013 PC port that added TV anime elements, and the official website states there are no changes to the game content. The store page opened on August 7, confirming the release date, following a January 1 announcement of the port.
The Steam version of Phantom PHANTOM OF INFERNO is based on the 2013 PC back-port that added elements from the 2009 TV anime, and the official website confirms the game content is unchanged from that version. The original 2000 release was an adult PC game, followed by an all-ages PS2 version in 2003, with multiple ports appearing over the years. The 2012 Xbox 360 version added anime elements, and its PC port followed in 2013.
On the user review site ErogameScape, the original work recorded a median score of 87 and an average of 85 based on 1,244 data entries, and it has been highly regarded for its hard-boiled scenario. The story centers on Reiji Azuma, a boy who accidentally witnesses an incident and discovers that Phantom, the assassin of the secret organization Inferno, is a girl his own age. After abduction and memory erasure, he is trained in assassination and becomes one of the organization's strongest killers, eventually caught up in internal conspiracies.
Nitro Origin had announced on January 1, 2026 that the Steam version would be released, and the store page opening on August 7 confirmed the date. The brand has also stated that other works are scheduled to be ported to Steam sequentially, indicating a continued push to bring Nitroplus titles to the platform.
Synthesized by Yomimono from the 2 cited sources below, including Japanese-language reporting where cited, then editorially reviewed before publishing.