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.
SLEEPLESS Nocturne Review
SLEEPLESS Nocturne has achieved a Steambase Player Score of 97 / 100. This score is calculated from 29 total reviews on the Steam store — giving it a Positive rating. These are split between 28 positive reviews, 1 negative reviews, and will be updated in real-time as more players leave their feedback.
Track historical reviews and overall rating trends for SLEEPLESS Nocturne using the chart below.
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 Adventure, and Indie game developed by Empress. On 1/30/2026, it was released on the Steam Store by MangaGamer.
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:
- Save Anytime
- Single-player
- Custom Volume Controls
- Steam Cloud
- Mouse Only Option
- Subtitle Options
- Family Sharing
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
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
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