Jikin Posted on 10 April 202110 April 2021 By Amgkblog [soliloquy id=”1933″] The jikin, also known as the peacock-tail, has a divided tail which is splayed outwards. It is one of the most difficult varieties to breed to the standard. This fish was developed in Japan from the wakin. The nacreous form is known as the edojikin. Goldfish Varieties, Twin Tail Goldfish