The Testament of Sherlock Holmes Switch ROM Download
Game Description
Download The Testament of Sherlock Holmes Switch Nintendo Switch ROM in NSP format (5.1GB). Released on August 14, 2026. Files are tested on Yuzu, Ryujinx, Sudachi, Citron, Suyu, Egg NS and Skyline on Android, plus CFW consoles with Atmosphere. Get the direct download links below.
The Testament of Sherlock Holmes is a Nintendo Switch game available as a downloadable ROM in NSP format. The release weighs in at around 5.1GB. There are 1 download link in the section below. Use the game information table to check the exact attributes of this release, then follow the installation steps.
Before you download, the key points are:
- Confirm you have about 5.1GB of free storage before you start.
- Load the file with an up-to-date Switch emulator or a compatible hardware setup.
- Pick the mirror that works best for your region and connection.
- Download the The Testament of Sherlock Holmes ROM in NSP format.
What Is The Testament of Sherlock Holmes?
The Testament of Sherlock Holmes ships for the Nintendo Switch and is made available here as an NSP ROM. The format controls how the file is read: NSP installs like a digital eShop package, and XCI is the image of a physical cartridge. Either way, the file represents the complete game and loads in the same way as the original release.
The Testament of Sherlock Holmes Game Information
| Attribute | Value |
|---|---|
| Game Title | The Testament of Sherlock Holmes |
| Platform | Nintendo Switch |
| Format | NSP |
| File Size | 5.1GB |
| Rating | 5/5 |
| Download Mirrors | 1 |
The Testament of Sherlock Holmes Installation Guide
- Download the The Testament of Sherlock Holmes ROM from the download section on this page.
- Open your emulator — Yuzu, Ryujinx, or a supported Android emulator — and update it to the latest build.
- Add the matching Switch firmware and prod keys to your emulator before you load the game.
- Point the emulator at the folder where you saved the downloaded file and let it load the title.
- For a real Switch console, use your existing setup from the official eShop or cartridge flow and confirm the firmware matches the release.
If you do not have an emulator yet, install one first, then return to this page and use the download button above to grab the game file in NSP format.
What Are NSP and XCI Files?
The Testament of Sherlock Holmes is provided in NSP. Here is what each format means:
NSP
NSP stands for Nintendo Submission Package. It is the format used for eShop downloads and installs directly into the emulator or Switch operating system as a full game package.
Playing The Testament of Sherlock Holmes on Emulators
The Testament of Sherlock Holmes can run on current releases of Yuzu, Ryujinx, and several Android-based Switch emulators. Compatibility may vary between emulator builds and firmware versions, so updating both the emulator and the firmware files improves the chance of a smooth run. The release on this page holds a 5/5 rating.
- Yuzu — Windows and Linux
- Ryujinx — Windows and Linux
- Android emulators — supported devices
Frequently Asked Questions about The Testament of Sherlock Holmes
What is the file size of the The Testament of Sherlock Holmes Nintendo Switch ROM?
The The Testament of Sherlock Holmes ROM is about 5.1GB. Keep that size in mind when you download, because the emulator needs free storage to unpack and run the title.
What format does the The Testament of Sherlock Holmes ROM use?
The The Testament of Sherlock Holmes ROM is available in NSP. This format loads in current Switch emulators and compatible hardware setups.
Does the The Testament of Sherlock Holmes download include updates or DLC?
This release is provided as the base game. Check the download section on this page for any updates or DLC that may be offered as separate files.
How many download links does this The Testament of Sherlock Holmes page provide?
This page provides 1 download link for The Testament of Sherlock Holmes. Use the mirror that works best for your region and internet connection.
Do I need Switch prod keys to play The Testament of Sherlock Holmes?
Yes — Switch emulators generally require the corresponding prod keys and firmware system files. Add them to the emulator before you launch The Testament of Sherlock Holmes so the game can start correctly.
Is the The Testament of Sherlock Holmes download the full game?
Yes — the download on this page is the full The Testament of Sherlock Holmes release. It is not a demo or trial, and it includes the complete game content.
Similar Switch ROMs You Can Download
If you are looking for more Nintendo Switch releases, the following titles are available on this site:
- The Legend of Heroes: Sen no Kiseki II: Kai – The Erebonian Civil War — Switch ROM (NSP/XCI)
- The Legend of Heroes Sen no Kiseki I Kai Thors Military Academy 1204 — Switch ROM (NSP/XCI)
- The Dungeon of Naheulbeuk: The Amulet of Chaos – Chicken Edition — Switch ROM (NSP/XCI)
- The House in Fata Morgana: Dreams of the Revenants Edition — Switch ROM (NSP/XCI)
The Testament of Sherlock Holmes is one of the Nintendo Switch releases covered on this site. Use the download button above for the NSP file, and read the installation notes first if this is your first time running a Switch title in an emulator.
Game Information
Download The Testament of Sherlock Holmes Switch NSP ROM
NSP Download Links
You also need Switch Prod Keys and firmware to play this game.
Download latest Prod Keys and FirmwareInstallation & Compatibility Notes
How to install this ROM
Download the file in the format shown above, then add it to your emulator (Yuzu, Ryujinx or a supported Android emulator) by pointing the emulator at the folder where the file is saved. Keep your emulator and Switch firmware updated before playing.
What you get
This game is provided in the format listed on this page. For an emulator you will also need Switch prod keys and matching firmware. Download ROMs only for games you already own and for authorized backups.
