Goldfish Days: Zen Aquarium
Relaxing Goldfish:Custom Skins
Free · In‑App Purchases
The drawings you create and your favorite photos come to life, transforming into goldfish that swim around. A raising game where you can create a one-of-a-kind goldfish.
■ Turn Your Drawings and Photos into Swimming Goldfish!
What if your cat became a goldfish?
What if your child’s doodle started swimming?
Kingyo Biyori is a relaxing aquarium game where you can create one-of-a-kind goldfish from your own drawings and favorite photos.
Watch your creations swim around the tank, grow over time, make friends, and even have offspring of their own.
Build a peaceful aquarium filled with goldfish that exist nowhere else in the world.
■ Create Your Own Original Goldfish
Design goldfish with the built-in drawing tools, or import your favorite photos.
Pets, illustrations, landscapes, food—almost anything can become a goldfish.
Share your creations on social media and show off your favorites to friends and family!
■ Every Goldfish Has Its Own Personality
Collect over 16 varieties of goldfish, including Common Goldfish, Black Moor, Ranchu, Comet, and more.
Each fish has its own unique personality, behaviors, and preferences, making every one feel special.
■ Raise and Care for Your Goldfish
Feed them, pet them, and watch them grow.
Even when you're away, your goldfish will continue swimming happily in their aquarium.
■ Watch New Generations Be Born
When two goldfish become close friends, they may produce a Friendship Egg.
The baby goldfish inherit traits and appearances from their parents, creating new and unique combinations.
Grow your own family of goldfish across multiple generations.
■ Build Your Dream Aquarium
Customize your aquarium with aquatic plants, driftwood, rocks, backgrounds, gravel, lighting, and more.
Create a beautiful underwater world that reflects the season, your mood, or your imagination.
■ Recommended For
• Players who love creating original characters
• Pet and animal lovers
• Fans of aquariums and goldfish
• Anyone looking for a relaxing experience
• Fans of casual and idle simulation games
Create a goldfish unlike any other,
and build the aquarium of your dreams.
Free to play.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
+ Rank display can now be toggled on/off
+ Food is returned to stock when switching a goldfish's aquarium
+ It's now easier to see which goldfish are comfortable at the current temperature
- Fixed a bug with the "call your goldfish" mission
The developer, Takahiro Wada, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Takahiro Wada
- Size
- 202 MB
- Category
- Simulation
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later.
- iPhone
- Languages
- English and Japanese
- Age Rating
4+
- 4+
- Infrequent
Contests
Contains
Advertising
- In-App Purchases
Yes
- Remove Ads $4.99
- Copyright
- © 2026 Takn Factory
