Japanese Koi For Sale

From the source ponds of Niigata to yours — hand-selected by a Shinkokai-certified judge

-COTSkoi - EST 2004-

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We Invite you to join us…

2026

Event Schedule

Apr 30 – Oct 30

Tosai Growout Competition

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Oct 18 – Oct 25

Marushin Koi Farm Collection Sale

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Oct 25 – Nov 1

Ikarashi Toshinobu Koi Farm Collection Sale

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Nov 15 – Nov 22

COTSKoi Harvest Collection Sale

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Dec 6 – Dec 20

Nisai Winter Growout Competition

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Mark your calendars for our biggest events of the year!

Every event is held online at the website listed with it, and each one features exclusively high quality Koi from the best Koi breeders. Each event is thoughtfully planned to offer great quality Koi at an accessible price that meets everyone’s standards.

Throughout the Koi sale events, you are sure to find a Koi that fills you with wonder. Keep up to date with all of these events so you don’t miss a special opportunity!

See the Full Events Page →

Top Quality Isa Showa from Children of the Sun Koi

Sansai Koi Purchased from Isa Koi Farm that continued to win throughout the USA.

Super HQ Japanese Koi - Gosanke from top Breeders in Japan from Cotskoi to the USA.

From Dainichi Koi Farm and Maruyama Koi Farm, breeders of Grand Champion koi at the All Japan Koi Show

We Make Champions

The Champion Koi from Cotskoi

View our Show Quality Japanese Koi For Sale

SHOP SHOW KOI
Dainichi Showa
NND Shiro Utsuri
NND Sanke
Isa Tancho Showa
NND Sanke
Torazo Kohaku
Sakamaki Sanke - Japanese Koi For Sale

Our Partners

  • Dainichi Koi Farm

  • Ikarashi Koi Farm

  • Maruyama Koi Farm

  • Izumiya Koi Farm

  • Kenkoi Koi Supplies

  • Torazo Koi Farm

Frequently Asked Questions

  • Shipping is incredibly easy and straightforward. Once you select your beautiful koi and complete the purchase process, you can choose between our FREE Air Cargo Shipping option or take advantage of a fantastic UPS Air Shipping rate.

    We will personally reach out to you to confirm the details and book the shipment according to your specific requests, ensuring a smooth and enjoyable experience.

  • You can fit the following koi into one box:

    7-9 inch: 10 max  

    10-12 inch: 6 max  

    13-15 inch: 4 max  *4 - 15 inch koi to ship is the farm decision-pending circumstances and shipping times

    16-20 inch: 2 max  

    20 inch plus: 1 max  

  • We guarantee live arrival via Air Cargo. It is the safest means to ship your koi. We choose this method because your koi's health and safety are our top priorities.

    Please note that UPS does not offer insurance on koi shipments, so if you select this transport option, we cannot provide any guarantees regarding the condition of your koi upon arrival.

    We understand that issues can arise when dealing with live animals, as koi are delicate creatures. If any problems occur that are beyond our control by the time you receive your koi, we are committed to working with you on a case-by-case basis to find an appropriate solution. Your satisfaction and the well-being of your koi are very important to us.

  • Yes, you can ship your auction koi alongside any retail koi, provided there is enough space in the box to accommodate both types of koi comfortably. Ensuring ample room is essential for the health and safety of your fish during transportation.

  • We offer 30 days of keeping after the koi is purchased. Unless we are offering a special for the koi, kindly have your koi shipped within the 30-day window. Your satisfaction is our priority, and we want to ensure that your new koi arrives healthy and vibrant, ready to thrive in your pond. Thank you for choosing Children of the Sun Koi!

Contact Us

You didn’t find everything you were looking for? Well if that’s the case, do not hesitate to contact us to see how we can help!