魚

Word usually written using kana alone

true bristletail (any insect of order Thysanura, esp. of family Lepismatidae)

Oriental silverfish (Ctenolepisma villosa)

Derogatory

someone who is unable to apply what they have read

largehead hairtail (Trichiurus lepturus); scabbard fish; beltfish

the first bonito of the season

clownfish (Amphiprioninae spp., esp. the yellowtail clownfish, Amphiprion clarkii); anemone fish

saltwater fish

common octopus (Octopus vulgaris)

Idiomatic expression

someone doomed to their fate; fish on the chopping board

adult fish

landlocked masu salmon (Oncorhynchus masou masou)

dried young sardines

whitebait; immature sweetfish

three-spined stickleback (Gasterosteus aculeatus)

牛の舌 only; Expressions

cow's tongue

Word usually written using kana alone

sole (any fish of the families Cynoglossidae and Soleidae)

Word usually written using kana alone

sculpin (any fish of family Cottidae, incl. the bullheads and the miller's-thumb)

Japanese fluvial sculpin (Cottus pollux)

Japanese sardinella (Sardinella zunasi)

aquarium fish; ornamental fish

horseshoe crab

poisonous fish

water and fish

fighting fish

fish in season

lizardfish (any fish of family Synodontidae)

snapdragon (Antirrhinum majus)

Food, cooking

shottsuru; salted and fermented fish sauce from Akita