Gaming News
Yuji Horii Releases AI-Made Game in 30 Minutes
Developing
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By the numbers: this timeline documents 2 events, drawn from 3 sources.
“It would be interesting if we could use that kind of AI to, for example, play quiz games or mystery games where you have to find the culprit,”
via videogameschronicle.com
Our take
Horii's 30-minute creation of Interrogation Room Komiya demonstrates a practical application of AI for solo developers, bypassing the need for traditional art and programming skills. This move by a legendary figure like the Dragon Quest creator signals a potential shift in how indie games are produced, prioritizing speed and concept over manual execution.
Background
Yuji Horii is a 72-year-old game designer best known for creating the Dragon Quest franchise and contributing to Chrono Trigger. He previously developed The Portopia Serial Murder Case entirely by himself, handling the story, art, and programming.
Generative AI remains a contentious topic in the gaming industry due to concerns about plagiarism and quality. However, many developers are adopting AI to lower costs and speed up development. In 2025, Horii expressed interest in using AI for quiz and mystery games during the G-Star 2025 conference.
The timeline
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Horii released Interrogation Room Komiya on X
Yuji Horii reportedly released the mystery game Interrogation Room Komiya on his X account. The game appears to be free to play in a browser and features a player interrogating a suspect named Komiya, a 72-year-old former locksmith, in a pawn shop robbery case.[3]
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Horii claimed 30-minute production time
In his release post, Horii reportedly stated that the production time for the game was just about 30 minutes. He reportedly noted that by using AI, he could create a decent game without drawing pictures or programming, contrasting this with his previous solo work on The Portopia Serial Murder Case.[1]
Our read of the evidence
Mostly unverified. The release date and the claim of a 30‑minute creation are each based solely on reports from two separate outlets, with no primary source confirming either detail. Consequently, the information remains unverified.
Our rating counts evidence, not opinions about anyone: events confirmed by a primary source (the person's own post, their official site, a court or government record) weigh most, then how many independent outlets report the story.
Frequently asked
What is the current status of Yuji Horii's AI game?
The game Interrogation Room Komiya is currently available for free in a browser. As of October 12, 2026, per videogameschronicle.com, it was released on October 11, 2026.
How long did it take Yuji Horii to make the game?
According to Horii's post on X, the production time was just about 30 minutes. He stated that he only gave instructions to the AI without drawing or programming.
Which AI tool did Yuji Horii use?
The specific AI tool is not confirmed by Horii or official reports. While some summaries suggest it might be Claude, neither Horii nor the reports have explicitly stated it.
What is the gameplay of Interrogation Room Komiya?
Players act as a police officer interrogating a suspect named Komiya. The goal is to present evidence to break down his inconsistent statements and expose lies to get a better clear rating.
Has Yuji Horii supported AI before?
Yes, Horii previously expressed interest in using AI for games. At G-Star 2025, he explained that using AI for quiz or mystery games where you find the culprit would be interesting.
More related drama (4)
Sources (3)
Cite this timeline
This timeline compiles 2 dated events from 3 sources. If it helped your reporting, cite it:
GenZHype. “Yuji Horii Releases AI-Made Game in 30 Minutes.”
GenZHype, 12 October 2026,
https://genzhype.com/gaming/yuji-horii-releases-ai-made-game-in-30-minutes/.