What Do Koi Fish Represent? Color Symbolism & More

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Japanese culture expert Coco Sato explains the symbolism of this colorful carp

Co-authored by Coco Sato and Elaine Heredia, BA

Last Updated: August 19, 2026 Fact Checked

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Koi Fish Symbolism

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2 Koi Fish Meaning

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Koi Fish Color Meanings

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Dragon Gate Legend

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Festivals

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Cultural & Historical Origins

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Video

The graceful koi fish is not just an ornament for your garden or a colorful pet. It's a living symbol with centuries' worth of mythical and cultural significance! We talked to a Japanese culture expert to help us explore all the meanings that koi represent, along with koi color symbolism and the koi fish's role in an important Chinese myth called the legend of the Dragon Gate. Let's keep swimming!

Koi Fish Symbolism & Color Meanings

Japanese culture expert Coco Sato says that the koi fish is an auspicious symbol that represents personal growth. Its significance comes from the legend of the Dragon Gate, a story in which a plucky yellow koi fish swims up a tall waterfall called the Dragon Gate and is transformed into a dragon as a reward.

Section 1 of 6:

What does the koi represent?

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The koi represents good fortune, prosperity, perseverance, and courage. Sato says that the koi fish serves “as an auspicious symbol, representing personal growth.”^{[1]
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Coco Sato
Japanese Culture Expert

Expert Interview} It also represents good luck in marriage, as well as wealth, success, and longevity in one's lifetime and career. Additionally, it can symbolize means perseverance, courage, and heroism, as told in the legend of the mythical Dragon Gate.^{[2]
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- Did you know? Koi fish tattoo designs are incredibly popular! People often choose them because they represent pushing through adversity to transform into a better version of themselves.
Meet the wikiHow Expert

Coco Sato is an origamist and contemporary artist who specializes in origami and geometric sculptures, combining traditional Japanese aesthetics with contemporary concepts.

Section 2 of 6:

What do 2 koi fish symbolize?

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Two koi fish represent balance, harmony, love, and relationships. A single koi fish is meaningful just on its own, but 2 koi fish represent something even more powerful. A pair symbolizes balance and harmony between 2 separate forces. It also represents romantic relationships filled with love and happiness. If you ever see a couple with a matching koi fish tattoo, you'll know why they chose that design!^{[3]
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- Yin-Yang connection: Two koi fish are also auspicious because they represent Yin and Yang. These are the forces of darkness and light in the universe, according to Chinese philosophy. It's important to keep them in balance, lest the world descends into chaos and catastrophe.^{[4]
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Section 3 of 6:

Koi Fish Colors & Their Meanings

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White body/orange spots: Career success Seeing koi with white bodies and orange-red markings on them may mean that great things are in store for your career! This type of koi fish is called a Kohaku, and it's one of the most popular varieties for decorative ponds.^{[5]
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Research source} Maybe your boss is going to give you a raise, or maybe you're just going to have a really productive, positive week of work. Regardless, it's always a good sign for your professional life when these fish enter your orbit.
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Black body or white body/black spots: Changes and transformation The Kumonryu koi fish represents change in life. It also symbolizes personal transformation and growth.^{[6]
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Research source} Maybe you're graduating from college or starting a new relationship. Maybe you're about to make a career pivot. Whatever happens, know that encountering this black and white koi can signal that your destiny is about to be altered.
- Sato says the black carp, or Magoi (真鯉) also represents the father, symbolizing the head and main pillar of the family.^{[7]
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Silver: Business success and wealth Silver is the color of many precious metals, so it's no surprise that the Ogon, a silver-colored koi, is symbolic of worldly success and the accumulation of wealth. As the Ogon's scales shimmer in the sunlight, so, too, your life might sparkle with professional and financial triumphs if you see one.^{[8]
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Red: Motherly love Sato says that the red koi fish—also called Higoi (緋鯉) often symbolizes motherhood or female energy.^{[9]
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Coco Sato
Japanese Culture Expert

Expert Interview} It can also represent courage, strength, passion, and love.
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White and red "lipstick koi": Love and relationships Some Kohaku koi fish have a red mark on their mouths that makes it look like they're wearing lipstick. These are lovingly referred to as "lipstick koi" or Kuchibeni. If you spot one, it might be a sign that love is in the air, as Kuchibeni are associated with romantic love, passion, and relationships.^{[10]
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- Did you know? "Koi" means "carp" in Japanese, but it can also refer to romantic, passionate love!^{[11]
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Yellow body: Wealth and riches Just like the Ogon looks like it's made of silver, the Yamabuki appears as if it's covered with real gold. It's not, of course, but that doesn't stop the association. In fact, the yellow Yamabuki is a well-known symbol of riches. Their owners might be wealthy, but seeing one may also be a sign that an upturn in your fortunes is imminent.^{[12]
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Blue body/red belly: Peace and gentle changes The Asagi koi fish has a blue-gray body with a red belly, as well as red spots on its fins and head. It symbolizes peace and calmness, and so is a perfect addition to a serene garden pond. It also represents gentle changes that come slowly and softly, like the changing of the seasons.^{[13]
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- Sato says that blue, green, and orange koi fish often represent the children in a family.^{[14]
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Section 4 of 6:

Koi Fish and the Legend of the Dragon Gate

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The myth tells how a determined koi transformed into a mighty dragon. Sato says that the symbolism of koi fish is rooted in the Chinese legend of the “Dragon’s Gate.”^{[15]
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Coco Sato
Japanese Culture Expert

Expert Interview} As the tale goes, a school of koi fish was swimming up the Yellow River in China to spawn. They reached a steep waterfall known as the Dragon Gate and tried to swim up it, but most of them failed. Finally, after many years of attempting the climb, one yellow koi finally made it to the top of the waterfall. As a reward for his persistence and courage, the Jade Emperor turned the small fish into a magnificent golden dragon.^{[16]
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- This legend is the main reason koi are now associated with qualities like heroism, bravery, and determination. Sato says the story has also associated the koi with personal growth.^{[17]
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Section 5 of 6:

Koi Fish in Festivals

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The koi is a popular float at Japan's famous Gion Festival. The Gion Festival is an annual tradition that began in 869. That year, the Japanese people held a religious ceremony to try to appease their gods and end a deadly epidemic. Today, it's a lively celebration that lasts the month of July.^{[18]
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Research source} The most iconic part of the holiday is the float procession, and one of the floats features a giant koi fish sculpture carved out of wood. The float honors the Dragon Gate legend and celebrates the koi's resilience and courage.^{[19]
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- In addition to the float, the Gion Festival is also known for its street vendors selling delicious local cuisine.
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Japanese families fly koi-shaped windsocks to celebrate Children's Day. Every year on May 5, families in Japan celebrate Children's Day, or Kodomo no Hi, to honor their children and the joys of childhood. They also fly colorful streamers called koinobori over their homes. The streamers are shaped like koi fish and symbolize health and strength—plus, they make a beautiful rainbow of colors in the sky!^{[20]
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- Sato says that the koi streamers traditionally feature 5 colors: blue, red, yellow, white, and black. She says they serve as a charm to ward off evil or misfortune, and embody a wish for children to grow up strong and healthy.^{[21]
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- On top of the streamer is a yaguruma, or a spinning wheel, says Sato. This is intended to drive away evil and invite or welcome the gods, or kami.^{[22]
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- Interested in celebrating Kodomo no Hi, but not sure where to begin? Get fun ideas from other wikiHow users on our "How to celebrate Koinobori with my family?" forum!

Section 6 of 6:

Koi Fish Cultural & Historical Origins

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As far back as 1600-1046 BC, the Chinese were cultivating koi for food and keeping them as entertainment for royalty. But fossils suggest that koi have been around in China much further back—as far back as 20 million years ago!^{[23]
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Japanese farmers bred koi fish for food and kept the colorful ones as pets. Chinese trade brought the koi fish to Japan. The Japanese bred them mostly for food, but they also decided to breed a colorful variety called magoi (true carp) as pets or living ornaments. They called these koi fish Nishikigoi, meaning "brocaded carp."^{[24]
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Japanese Emperor Hirohito made the koi fish popular in 1914. By the early 1900s, the colorful koi fish hadn't yet achieved worldwide fame. That changed in 1914 when Hirohito, crown prince and future emperor of Japan, put koi into the moat at his palace, and when koi were displayed at the Tokyo Taisho Exhibition. These two events led to a huge demand for koi overseas.^{[25]
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- Today, koi are popular fish to keep in at-home gardens, luxury spas, or even upscale office buildings! They're mostly used for display or as pets, and are rarely eaten.
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Koi are often associated with samurai for their courage and perseverance. While there are no known historical connections between the ancient Japanese warriors known as samurai and koi, many sources on the internet claim that the two are inextricably linked. Samurai are known for their courage, as are the koi fish from the legend of the Dragon Gate. Both are also famous for their tenacity and never giving up.^{[26]
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- Children's Day, when Japanese families fly koi windsocks to honor their children, also originates in the age of the samurai (1185-1333 AD). Back then, the holiday was called Tangu no Sekku, or Boys' Day. Instead of koinobori, samurai families would display weapons and armor.^{[27]
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- Did you know? Koi fish with samurai iconography (e.g, helmets and katanas) also make popular tattoo designs!