Riddle Joker
Developed by YUZUSOFT · Published by NekoNyan Ltd., HIKARI FIELD
At a glance
Overview
An adventure, casual game by YUZUSOFT, published by NekoNyan Ltd. — single-player.
Steam’s own one-line description: “For decades, superpowers and psychic abilities were thought to be mere science fiction, but the discovery of a certain particle called the "Astron" at the end of the 20th century proved to the world that these wondrous phenomena were real.” — 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 Riddle Joker.
| 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 | Yes |
| Steam Cloud saves | Yes |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS *: Windows 7 or newer
- Processor: CPU 1.3GHz or more
- Memory: 2 GB RAM
- DirectX: Version 9.0c
- Storage: 8 GB available space
Recommended
- Processor: CPU 2.66GHz or more
- Memory: 4 GB RAM
Supported languages (4)
Riddle Joker 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 Riddle Joker?
Steam classifies Riddle Joker as a Adventure, Casual game, developed by YUZUSOFT. For decades, superpowers and psychic abilities were thought to be mere science fiction, but the discovery of a certain particle called the "Astron" at the end of the 20th century proved to the world that these wondrous phenomena were real.
How much does Riddle Joker cost?
As of June 2026, Steam lists Riddle Joker at $18.54. Prices and regional pricing change — check the Steam page for the current figure.
Is Riddle Joker single-player or multiplayer?
Steam lists these modes for Riddle Joker: Single-player. It lists a single-player mode.
Is Riddle Joker on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Riddle Joker for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Riddle Joker out yet?
Yes — Steam lists a release date of Dec 18, 2020.
What platforms is Riddle Joker on?
Riddle Joker 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 Riddle Joker single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Riddle Joker cost?
Steam lists it at $18.54.
Does Riddle Joker have achievements?
Yes — Steam lists 21 achievements for Riddle Joker.
Who made Riddle Joker?
Riddle Joker is developed by YUZUSOFT and published by NekoNyan Ltd., HIKARI FIELD.
Where to get Riddle Joker
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, NekoNyan Ltd., HIKARI FIELD.