Game overview
BIGGEST PIANO
A short comedic horror adventure where you investigate the mystery of a piano that won’t stop growing.
- Last tracked players
- 0
- All-time peak
- 1
- 24-hour change
- Unavailable
Delayed observation · last tracked . Values marked unavailable are not estimated.
About this game Read the full description
Welcome to a very special concert.
It all starts with one strange thing:
The piano is just… way too big.

Biggest Piano is a short, comedic horror adventure.
It's supposed to be scary—but probably isn't.
A strange letter arrives at the office of detective Ota.
It's from Shoko, a music student and pianist.
The location? A concert hall still in operation.
Together with his companions Takeru and Makoto, Ota begins investigating.
Everything seems normal. A little too normal.
And then the piano starts to grow.
Something appears—drawn to the sound—something that never stops playing.
It’s scary but funny.
Funny, but kind of scary.
But really… it’s probably not that scary.
Can you break the curse and save Shoko?
Your senses are the score. The escape is your finale.
The curtain rises on the most unforgettable concert of the year.

Fear plays in fortissimo. Will you ever reach the final rest?
Biggest Piano is a 20-minute horror adventure game that begins with a single, unsettling realization:
“Something’s wrong with the piano.”
🎹 Designed for players who aren’t good with horror—this game is spooky, but not too scary.
😅 No jump scares or gore. Just a mysterious, slightly cursed piano.
🖱 Controls are kept simple for accessibility.
🐭 A mouse-only mode is available so you can even move without touching the keyboard.
Great as an introductory horror game for first-time players.
And it's totally free—so give it a try and enjoy the concert! 🎵
Two big endings!
Simple controls: Move with WASD, look with your mouse!
Big laughs and thrills—for free! (It's a birthday gift for the developer’s daughter!)

Note:
This game was developed somewhere between horror and comedy.
Occasionally, the piano may grow to a size not intended by the developer.
If this occurs, please report the piano size in your review.
Streaming & Content Creation:
You're welcome to stream or share content from this game!
For details and contact info, please see our [official website].
Media gallery 15 screenshots · 0 videos
Screenshots
Player activity
Concurrent players over the last 48 hours.
System requirements Windows
Windows
Minimum
Minimum:- Requires a 64-bit processor and operating system
- OS: Windows 11
- Processor: 12th Gen Intel(R) Core(TM) i5-12400F
- Memory: 16 GB RAM
- Graphics: NVIDIA GeForce RTX 3060
Recommended
Recommended:- Requires a 64-bit processor and operating system
- OS:
Game details Languages, features & support
- Publisher
- Neruneko
- Brazilian rating
- 10
- Steam Germany rating
- 6
- Content warning
- This game contains mild horror elements and supernatural themes that may be disturbing to some players.
- Features
- Single-player, Custom Volume Controls, Mouse Only Option, Playable without Timed Input, Family Sharing
- Languages
- Japanese
- Website
- Official website ↗
- Support
- Support site ↗
More analysis Activity patterns, updates & developer tools
Genre Benchmarks
Activity Heatmap
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
0 players · 1 samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
0 players · 1 samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
0 players · 1 samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
1 players · 1 samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
No samples
0 players · 1 samples
Developer Analytics
Loading competitors...