Doitsu-goi (ドイツ鯉) originated by crossbreeding several various recognized types with "scaleless" German carp (typically, fish with only just one line of scales together all sides on the dorsal fin). Also penned as 独逸鯉, four main different types of Doitsu scale designs exist. The most common kind (referred to over) provides https://www.propanraya.com/cara-merawat-ikan-koi-agar-tetap-sehat-dan-indah-di-kolam-rumah