Harga, Ikan, Koi, Slayer, luar, dalam, negeri, kolektor, hias, air, tawar, indah, warna, ukuran, ladang, bisnis, cara, budidaya, jepang, indonesia, lokal, permintaan, pasar, persilangan, emas, kumpay, kabuto, metalik, platinum, hajiro, karasu, aka, ogon, 7, 8, 10, cm, 15, 20, 25