SLEEPLESS Nocturne
An erotic fantasy visual novel from the twisted mind of Sei Shoujo of Bible Black fame. A pair of college students wanders into Black Rose Manor, an isolated estate located deep in the mountains once again.
- Price:$19.99
- Release Date:1/30/2026
- Developer:Empress
- Publisher:MangaGamer
- Last Updated:2/22/2026
- Steam App Id:4217610
SLEEPLESS Nocturne
- Windows
- Mac
- Linux
- Steam Deck
Steam Charts, Stats, and Live Player Count
At the moment, SLEEPLESS Nocturne has 1 concurrent player online and in-game. This is 92% lower than its previous all-time peak of 13 players achieved on 1/31/2026.
Review History Chart
Track historical review trends and overall ratings for SLEEPLESS Nocturne. It has received a total of 29 reviews on the Steam store and achieved a Player Score of 80 (Positive).
Community Hub Members & Followers Chart
Explore the cumulative breakdown of Steam community hub members for SLEEPLESS Nocturne and its growth over time. It currently has 152 followers on its community page.
SLEEPLESS Nocturne Price
SLEEPLESS Nocturne costs $19.99 in the Steam store as of 2/22/2026. At the moment, it can only be purchased as a standalone game but may be included in future bundles for a discount.
Explore the price history chart below to track historical price changes and other pricing stats for SLEEPLESS Nocturne.
About SLEEPLESS Nocturne
SLEEPLESS Nocturne is an Indie, and Adventure game developed by Empress. On 1/30/2026, it was released on the Steam Store by MangaGamer.
Players have rated SLEEPLESS Nocturne as "Positive" out of 29 total reviews on the Steam Store. These are split between 28 positive reviews and 1 negative reviews — an overall 97% positive review rating.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run SLEEPLESS Nocturne on the Steam Deck.
According to Steam’s category system, SLEEPLESS Nocturne supports the following features:
- Steam Cloud
- Subtitle Options
- Family Sharing
- Mouse Only Option
- Custom Volume Controls
- Save Anytime
- Single-player
From the Steam community, SLEEPLESS Nocturne has been tagged with the following user tags:
- Drama
- Dark
- Multiple Endings
- Story Rich
- Visual Novel
- Comedy
- Mature
- Mystery
- Nudity
- Hentai
- Dating Sim
- Romance
- Choose Your Own Adventure
- Sexual Content
- Anime
- Indie
- NSFW
- Adventure
- Singleplayer
- 2D
Media & Sceenshots
Watch the featured video for SLEEPLESS Nocturne and see the latest screenshots from the Steam Store.
Related Packages
SLEEPLESS Nocturne is referenced by 1 package in the Steam Store.
| Name | Price | Actions |
|---|---|---|
| SLEEPLESS Nocturne | $17.99 | View |
Supported Languages
SLEEPLESS Nocturne is available in 2 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | No | Yes |
| Japanese | No | Yes | No |
Frequently Asked Questions
Soures & References
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SLEEPLESS Nocturne data has been sourced from:
- Valve Corporation. (2026, February 22). SLEEPLESS Nocturne on Steam. Steam Store. https://store.steampowered.com/app/4217610
- Valve Corporation. (2026, February 22). SLEEPLESS Nocturne. Steam Community Hub. https://steamcommunity.com/app/4217610