The Ojiya no Sato Museum in Niigata Prefecture, Japan, is the sole museum on the planet that exhibits each sorts of residing koi and data that display the history in their breeding.[two] Based on Zen Nippon Airinkai, a gaggle that qualified prospects the breeding and dissemination of koi in Japan, https://www.propanraya.com/cara-merawat-ikan-koi-agar-tetap-sehat-dan-indah-di-kolam-rumah