My Koi
Koi pond simulation with fish that grow over time
Sakana Studios · Released Jul 15, 2020
- Reviews
- Very Positive
- 93% of 667
- Recent reviews
- Not enough recent
- Players
- 0
- daily peak, Oct 29, 2026
- Steam Deck
- Playable
- Last update on Steam
- 11 months ago
- Nov 9, 2025
What is My Koi?
My Koi is a single-player pond simulator where you name and feed fish, customize their scales and patterns, and follow them underwater. You manage up to three ponds, decorate them with rocks and plants, adjust the water color, and unlock more fish slots and varieties by reaching milestones.
For you if...
- +you prefer low-maintenance virtual pets to detailed aquarium upkeep
Not for you if...
- −you want fast action and frequent challenges
What players say
93% of 667 reviews are positive
Players praise the lifelike fish movement, detailed visuals, and nature sounds. Some note that there is little to do beyond tending and watching the fish.
Screenshots and trailer
My Koi system requirements
Minimum: HD 7000, 4 GB RAM, 0.2 GB of disk space.
As published by the developer.
Can my PC run My Koi?
Tell us your graphics card once and every game page will answer this for you.
Set up my PC →Minimum
- OS
- Windows 7
- Processor
- 64bit Dual Core with Hyper-Threading
- Graphics
- Nvidia GeForce 500 series + / AMD Radeon HD 7000 + / Intel HD 4000 series+
- Memory
- 4 GB RAM
- Storage
- 200 MB available space
Recommended
Requires a 64-bit processor and operating system
Does My Koi have co-op or multiplayer?
No: single-player only, no multiplayer modes declared.
Does My Koi run on Steam Deck?
Playable Playable: it runs on Steam Deck with some adjustments.
- Sometimes shows mouse, keyboard or non-Deck controller icons
- Some text entry requires manually opening the on-screen keyboard
- All functionality is accessible with the default controller configuration
- In-game text is legible on Steam Deck
- Default graphics settings perform well on Steam Deck
PC version details
- DRM
- None declared on Steam
- Controller
- Keyboard and mouse
- Platforms
- Windows
- Steam features
- Family Sharing
- Languages
- Text only: English, French, Italian, German, Spanish - Spain, Japanese, Russian, Simplified Chinese, Traditional Chinese.
Does My Koi use AI-generated content?
No AI-generated content is disclosed on the game's Steam page.
Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam
Tags
- Relaxing
- Simulation
- Nature
- Beautiful
- Underwater
- Casual
- Atmospheric
- Realistic
- 3D
- Immersive Sim
- Life Sim
- Indie
- Singleplayer
- Procedural Generation
Recent updates
- Oct 26, 2025 · Halloween Update 👻🎃
- Sep 4, 2025 · Small Update
- Mar 17, 2024 · March Update
- Dec 24, 2023 · First Update in a LONG TIME 😊
- Aug 23, 2020 · Minor Update - Fixed some fish growth issues
