noun, noun which may take the genitive case particle 'no'
Refers to the hard outer covering of crustaceans, insects, or other arthropods. Often used in biological contexts.
A crab's shell is very hard.
Crustaceans include shrimp and crabs.
crustacean
Composed of 甲 (こう, 'armor' or 'carapace') and 殻 (かく, 'shell' or 'husk'). The reading is on'yomi.