匿名信：失心者 / Stayer
Developed by 元气工作室 · Published by 元气工作室
At a glance
Overview
An adventure, casual, indie game by 元气工作室, published by 元气工作室 — single-player.
Steam’s own one-line description: “Anonymous letter: the loss of heart is the beginning of the series of anonymous letter puzzle game, mainly tells about the intern detective man because of receiving an anonymous letter and broke the original quiet, when the letter instructions came to the abandoned 13 high school, found that everything has changed, is the trap?” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for 匿名信：失心者 / Stayer.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | No |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS: XP, 7, 8, 10
- Processor: Intel Pentium III 800 MHz+
- Memory: 2 GB RAM
- DirectX: Version 9.0
- Additional Notes: 需要 500 MB 可用空间
Recommended
- OS: XP, 7, 8, 10
- Processor: Intel Pentium III 800 MHz+
- Memory: 2 GB RAM
- DirectX: Version 9.0
- Additional Notes: 需要 500 MB 可用空间
Supported languages (2)
匿名信：失心者 / Stayer FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is 匿名信：失心者 / Stayer?
Steam classifies 匿名信：失心者 / Stayer as a Adventure, Casual, Indie, Simulation, Strategy game, developed by 元气工作室. Anonymous letter: the loss of heart is the beginning of the series of anonymous letter puzzle game, mainly tells about the intern detective man because of receiving an anonymous letter and broke the original quiet, when the letter instructions came to the abandoned 13 high school, found that everything has changed, is the trap?
How much does 匿名信：失心者 / Stayer cost?
As of June 2026, Steam lists 匿名信：失心者 / Stayer at $1.99. Prices and regional pricing change — check the Steam page for the current figure.
Is 匿名信：失心者 / Stayer single-player or multiplayer?
Steam lists these modes for 匿名信：失心者 / Stayer: Single-player. It lists a single-player mode.
Is 匿名信：失心者 / Stayer on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists 匿名信：失心者 / Stayer for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is 匿名信：失心者 / Stayer out yet?
Yes — Steam lists a release date of Jan 1, 2020.
What platforms is 匿名信：失心者 / Stayer on?
匿名信：失心者 / Stayer is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is 匿名信：失心者 / Stayer single-player or multiplayer?
Steam lists these modes: Single-player.
How much does 匿名信：失心者 / Stayer cost?
Steam lists it at $1.99.
Who made 匿名信：失心者 / Stayer?
匿名信：失心者 / Stayer is developed by 元气工作室 and published by 元气工作室.
Where to get 匿名信：失心者 / Stayer
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data. Not affiliated with Valve/Steam, 元气工作室.