蟹

stone crab

pseudoscorpion (any arachnid of order Pseudoscorpionida); false scorpion

Ocypode stimpsoni (species of ghost crab, sand crab or white crab)

Japanese mitten crab (Eriocheir japonica)

Word usually written using kana alone

coconut crab (Birgus latro)

ヤシガニ only; Slang

horribly drawn animated TV-show

Asian shore crab (Hemigrapsus sanguineus)

crab meat and rice

red-clawed crab (Chiromantes haematocheir)

crab spider (any spider of family Thomisidae)

Colloquial

crayfish (esp. red swamp crayfish, Procambarus clarkii)

pea crab (any crab of the family Pinnotheridae)

porcelain crab (any decapod crustacean of family Porcellanidae)

Zosimus aeneus (species of poisonous crab)

common moon crab (Matuta victor)

Product name

Wanli Crab (brand name for crab caught in the Wanli district of Taiwan)

Sesarmops intermedium (species of grapsoid crab)

Japanese climbing fern (Lygodium japonicum)

egg crab (Atergatis spp.)

large half-dome-shaped nail

Cancer japonicus (species of crab)

crab-eating fox (Cerdocyon thous); forest fox; wood fox; common fox

Paralomis histrix (species of king crab); porcupine crab

Food, cooking

boiled crab

spider crab (Cyclocoeloma tuberculatum)