The Posthumous Investigation
The Posthumous Investigation came out on March 31, 2026 on PC and Nintendo Switch. It is developed by Mother Gaia Studio and published by CriticalLeap.
Last checked · Source: IGDB, official site
Key facts
- Release date
- March 31, 2026
- Platforms
- PC, Nintendo Switch
- Developer
- Mother Gaia Studio
- Publisher
- CriticalLeap
- Genres
- Puzzle, Adventure, Indie
- Links
- Official siteSteam
How much is The Posthumous Investigation?
$19.99
On Steam (US store).
Source: Steam, checked . Base game on Steam’s US store; editions, other platforms and other regions can be priced differently.
The Posthumous Investigation PC system requirements
| Component | Minimum | Recommended |
|---|---|---|
| OS | MinimumWindows 10 | RecommendedWindows 10 |
| Processor | MinimumMulti-core 1.8GHz or faster | RecommendedMulti-core 2.5GHz or faster |
| Memory | Minimum4 GB RAM | Recommended8 GB RAM |
| Graphics | MinimumNVIDIA GeForce GTX 760 or equivalent | RecommendedNVIDIA GeForce GTX 1050 or equivalent |
| Storage | Minimum3 GB available space | Recommended3 GB available space |
- Requires a 64-bit processor and operating system
- Languages (6)
- English, Portuguese - Brazil, Japanese, Russian, Simplified Chinese, Traditional Chinese
- Controller support
- Full controller support
- On Steam for
- Windows, macOS
Source: Steam store page, checked . Requirements can change before and after launch; Steam’s page is the current word.
Trailer
About The Posthumous Investigation
Travel to a noir Rio de Janeiro in 1937 and investigate the mystery behind the murder of Bras Cubas, the famed character created by Machado de Assis. Until the truth is out, you'll be trapped in a time loop, amidst a plot full of conspiracy and treason.
Storyline
You've been hired by Bras Cubas, an influential entrepreneur of twentieth century's Rio de Janeiro, to find the culprit behind his own death. Even from beyond, Bras won't let you move on until you solve the case. Meet and interrogate multiple suspects, and uncover their ulterior motives. Delve into this imaginary take on Rio, gather clues, get in trouble, and find testimonies that will help you unravel this mystery.
Screenshots
The Posthumous Investigation: common questions
Answered from the data on this page: IGDB, last checked November 2, 2026, and Steam or other sources where an answer names them.
When did The Posthumous Investigation come out?
The Posthumous Investigation came out on March 31, 2026 on PC and Nintendo Switch.
Is The Posthumous Investigation out yet?
Yes. The Posthumous Investigation came out on March 31, 2026 on PC and Nintendo Switch.
How much does The Posthumous Investigation cost?
The Posthumous Investigation costs $19.99 on Steam (US store), as of November 2, 2026. Prices on other platforms and in other regions can differ.
What platforms is The Posthumous Investigation on?
The Posthumous Investigation is available on PC and Nintendo Switch.
Is The Posthumous Investigation on PC?
Yes. PC is one of the confirmed platforms, alongside Nintendo Switch.
What are the The Posthumous Investigation PC requirements?
Steam lists the minimum PC spec for The Posthumous Investigation as Multi-core 1.8GHz or faster, 4 GB RAM and NVIDIA GeForce GTX 760 or equivalent, with 3 GB available space. The recommended spec is Multi-core 2.5GHz or faster, 8 GB RAM and NVIDIA GeForce GTX 1050 or equivalent. The full minimum and recommended table is in the PC system requirements section above.
Who is making The Posthumous Investigation?
The Posthumous Investigation is developed by Mother Gaia Studio and published by CriticalLeap.
Our coverage
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