Fatal Twelve
Developed by LYCORIS · Published by Sekai Project
At a glance
Overview
An adventure, casual, indie game by LYCORIS, published by Sekai Project — single-player.
Steam’s own one-line description: “Shishimai Rinka was a high schooler who ran a small café named Lion House in place of her grandmother. She lived her life much like any other person her age, but one day, she was caught up in an explosion while returning home on the train alongside her friend, Hitsuji Naomi.” — 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 Fatal Twelve.
| 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 | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS *: 32/64-bit Windows 7 / 8.1 / 10
- Processor: 1.8 GHz Pentium 4
- Memory: 2 GB RAM
- Graphics: 1280 x 720
- DirectX: Version 9.0c
- Storage: 6 GB available space
Supported languages (4)
Fatal Twelve 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 Fatal Twelve?
Steam classifies Fatal Twelve as a Adventure, Casual, Indie game, developed by LYCORIS. Shishimai Rinka was a high schooler who ran a small café named Lion House in place of her grandmother. She lived her life much like any other person her age, but one day, she was caught up in an explosion while returning home on the train alongside her friend, Hitsuji Naomi.
How much does Fatal Twelve cost?
As of June 2026, Steam lists Fatal Twelve at $19.99. Prices and regional pricing change — check the Steam page for the current figure.
Is Fatal Twelve single-player or multiplayer?
Steam lists these modes for Fatal Twelve: Single-player. It lists a single-player mode.
Is Fatal Twelve on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Fatal Twelve for Windows, macOS, Linux. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Fatal Twelve out yet?
Yes — Steam lists a release date of Mar 30, 2018.
What platforms is Fatal Twelve on?
Fatal Twelve is listed for Windows, macOS, Linux on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Fatal Twelve single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Fatal Twelve cost?
Steam lists it at $19.99.
Does Fatal Twelve have achievements?
Yes — Steam lists 31 achievements for Fatal Twelve.
Who made Fatal Twelve?
Fatal Twelve is developed by LYCORIS and published by Sekai Project.
Where to get Fatal Twelve
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 · official site. Not affiliated with Valve/Steam, Sekai Project.