UC Koji Wada Rare Pink Nephthea CoralHow to Care for Koji Wada Pink Nephthea Coral written by Dave Burr The Koji Wada Pink Nephthea is a very rare strain that originally came from Japan. This soft coral is pink in color and has an composition that is similar looking to fiberglass. Shedding: As with most leather corals they may go through periods when their polyps do not extend. They may shrink and shed some of their outer skin. Do not be alarmed if this should occur as it is a natural