“We let the water circulate for a week, then we slowly add in the koi,” he says. They typically come in transparent bags and ...

There are regular competitions to name the top koi. Judges and buyers pay attention to how healthy its skin looks, its size and body shape, and how gracefully the fish moves in the water.

TOKYO, JAPAN - Media OutReach Newswire - 20 March 2025 - The 55th All Japan Nishikigoi Show was held in Tokyo from January 25 to 26, 2025, where a Niigata-bred koi fish won the overall top prize. A ...