Shiro Utsuri, probably the most prevalent and well known assortment of the Utsurimono loved ones, are koi with a black base and regions of white sample overlaying the black. To transfer new koi for the aquarium, float them while in the drinking water inside their bag for about ten minutes https://japan-koi-for-sale97370.mappywiki.com/1413330/goshiki_koi_for_sale_fundamentals_explained