One member of this group was killed by another after spitting a fish and coughing up rice.  One of them is depicted as a dark demon wearing leopard skin carrying a bag and another is associated with white foxes. Another is a dragon residing in a palace of red and white coral, while yet another is said to eat bellybuttons and take away navels. Besides Fujin, Inari, and Ryuj
One member of this group was killed by another after spitting a fish and coughing up rice.  One of them is depicted as a dark demon wearing leopard skin carrying a bag and another is associated with white foxes. Another is a dragon residing in a palace of red and white coral, while yet another is said to eat bellybuttons and take away navels. Besides Fujin, Inari, and Ryujin, one member of this group associated with storms slew Yamata-no-Orochi and was disliked by his sister Amaterasu. For 10 points, name this group of Japanese spirits worshipped in Shinto.
One member of this group was killed by another after spitting a fish and coughing up rice.  
{Kami} (take Japanese spirits or Shinto spirits or anything like that until they are mentioned)