Steam app 1449200 · updated 12 Sep 2026, 20:46 UTC
Special Agents Mizuki and Ryuki, along with their AI partners Aiba and Tama, are tasked to solve the bizarre Half Body serial killings in this sequel to the critically acclaimed AI: THE SOMNIUM FILES.
622 hourly samples, with the daily peak drawn over them. Weekends are shaded.
52 months, June 2022 to September 2026. The highest number of people in the game at once, each month, on a time axis -- a gap in the record stays a gap.
The highest number of people in the game at once, each month. Four, because four is as far back as the source keeps anything finer than one figure a month.
31 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
31 days as the curve, each the highest figure that day. Behind it, 368 hourly samples from 13 Aug, which is as far back as the source keeps every hour. Weekends are shaded.
12 days as the curve, each the highest figure that day. Behind it, 254 hourly samples. Each dip is a night. Weekends are shaded.
AI: THE SOMNIUM FILES - nirvanA Initiative was released on 24 Jun, 2022.
| Language | Full audio |
|---|---|
| English | ● |
| Japanese | ● |
| Simplified Chinese | |
| Traditional Chinese |
A blank audio cell means full audio was not marked in the returned language list.
Launch Trailer
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Gameplay Trailer
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Story Trailer
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Announcement Trailer
Watch on Steam49 achievements in total.
10 developer announcements, Nov 2022 to Jul 2025 · times in UTC
No Sleep For Kaname Date - From AI: THE SOMNIUM FILES is now available! No Sleep For Kaname Date - From AI: THE SOMNIUM FILES https://store.steampowered.com/app/2752180 No Sleep For Kaname Date - From AI: THE SOMNIUM FILES Complete…
SpikeChunsoft_ModA short anime that loosely introduces No Sleep For Kaname Date – From AI: THE SOMNIUM FILES!That Time I Got Reincarnated Into A Puzzle Game🧩Here's Kaname Date's Dreamy Drama Theater Ep. 5! Car-kun made Ota wake up in a new world with...…
SC_SalvadorA short anime that loosely introduces No Sleep For Kaname Date – From AI: THE SOMNIUM FILES!CARname Date's Dreamy Driving Thea- 🤔🚘Kaname Date's Dreamy Drama Theater Ep. 4 is here! I sure hope Iris knows what the PRNDL is...Pre-order and…
SC_SalvadorA short anime that loosely introduces No Sleep For Kaname Date – From AI: THE SOMNIUM FILES!ABIS, OPEN UP!!💥🚪Kaname Date's Dreamy Drama Theater Ep. 3 takes us STRAIGHT to Matsushita Diner to question Ota 🤔 Pre-order and Wishlist Available…
SC_SalvadorA short anime that loosely introduces No Sleep For Kaname Date – From AI: THE SOMNIUM FILES!LET. HER. COOK😤👩🍳Here's Ep. 2 of Kaname Date's Dreamy Drama Theater! Maybe cooking got Iris abducted in the first place... Pre-order and Wishlist…
SC_SalvadorA short anime that loosely introduces No Sleep For Kaname Date – From AI: THE SOMNIUM FILES!What DOES this h̵u̵n̵k̵ himbo desperately want to say? 🤔 (wrong answers only)Kaname Date's Dreamy Drama Theater Ep. 1 is here! Learn more about…
SC_SalvadorNo Sleep For Kaname Date - From AI: THE SOMNIUM FILES, a new entry in the AI: THE SOMNIUM FILES series is coming to Steam on July 25.* About No Sleep For Kaname Date - From AI: THE SOMNIUM FILES The player takes on the role of Kaname Date…
SC_Salvador{STEAM_CLAN_IMAGE}/40817001/c4e8b2ba62306d50664bce787b832148985ff274.jpgWe are please to announce the release of a special instrumental soundtrack album featuring select tracks from AI: THE SOMNIUM FILES –nirvanA Initiative–. This…
Spike ChunsoftA new patch for AI: THE SOMNIUM FILES - nirvanA Initiative has been released for Steam. Please see the patch notes below. - Supports improved stability of the entire game - Other minor bug fixes
Patch notes{STEAM_CLAN_IMAGE}/40817001/47e02d294636263f6d2cf53423a041657c20411d.png Nominate AI: THE SOMNIUM FILES - NirvanA Initiative for the Outstanding Story-Rich Game Award in the 2022 Steam Awards during the Autumn Sale from 11/22 to 11/29! We…
Spike ChunsoftEverything Steam lists as add-on content for this game, newest first. Prices are left out on purpose: the store answers this page in one currency and it is not the reader's.
| Name | Platforms | Released |
|---|---|---|
| AI: THE SOMNIUM FILES –nirvanA Initiative–Instrumental Tracks | WindowsmacOSLinux | 24 Nov 2022 |
| AI: THE SOMNIUM FILES - nirvanA Initiative DLC Kimono Set | Windows | 24 Jun 2022 |
| AI: THE SOMNIUM FILES - nirvanA Initiative DLC Monochrome Set | Windows | 24 Jun 2022 |
| AI: THE SOMNIUM FILES - nirvanA Initiative DLC B-Movie Horror Set | Windows | 24 Jun 2022 |
| AI: THE SOMNIUM FILES –nirvanA Initiative– Complete Soundtrack | WindowsmacOSLinux | 24 Jun 2022 |
What Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launch | Launcher.exe | windows |
The folders Steam Cloud syncs. The root is a token Steam uses for a location on your own machine, not a path this page can know.
| Root | Folder | Files |
|---|---|---|
WinAppDataLocal | SpikeChunsoft/AI Nirvana Initiative/ | * |
It runs on public data and somebody's spare time.
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