Tosai Special Auction No.4!

Get Excited, Tosai Koi Have Returned To Special Auction! Currently In this special auction there are 39 tosai koi available to bid on from well known Niigata breeders. They are adorable young koi with a bright future ahead. If you are looking for quality Japanese one year old koi this is your chance! Good luck and we hope you find a new addition for your pond.

Auction Schedule!

Auction Starts: Tuesday, May 20th, 2025 @ 4:00 pm HST

Auction Ends: Saturday, May 24th, 2025 @ 3:00 pm HST

Featured Koi!

Tosai Koi for Sale—What is Tosai Koi Meaning?

Tosai - (TOH sye) - In its first year - up to one year old; is referring to koi age. When you buy tosai koi, you are purchasing it due to the lineage and future potential the koi has to grow big.

Selecting tosai can be difficult because the koi are at such a young age and not fully developed so it can be complicated to predict their final appearance. Look at koi lineage and consult an expert to determine if the koi has potential to be a jumbo tosai koi.

Why Buy Tosai Koi?

There are many reasons why Tosai is popular. Many like to buy Tosai because of the value for money. Koi from famous breeders are much more affordable. In addition, it is fun to watch them grow. Koi are living and growing jewels. By raising them from Tosai, you can enjoy how they grow and become more beautiful.

Another benefit is that you do not need a lot of space. You can raise them in smaller ponds or even in indoor aquarium. Tosai koi will change. Koi may not change in a way you expected. However, pleasure is beyond description when Koi grow to or beyond your expectation.

All Available Tosai Auction Koi!