Ise-ebi	Spiny lobster	Kochi	Flathead
Ishidai	Parrot fish	* Kohada	Gizzard shad
Ishimochi	Croaker	* Koi	Carp
*Iwana	Char	Konoshiro	Gizzard shad
* lwashi	Sardine	Korai-ebi	Yellow sea prawn
Kaibashira	Scallop centers	* Kujira	Whale
Kajiki	Swordfish/marlin	* Kurage	Jellyfish
Kaki	Oyster	Kuro-dai	Black porgy
Kamasu	Pike/pacific barracuda	Kuro-maguro	Blue-fin tuna/tunny
* Kani	Crab (general)	* Kuruma-ebi	Prawn
Karasugai	Freshwater mussel	Ma-aji	Horse mackerel
Karasugarei	Greenland halibut	Ma-iwashi	True sardine/pilchard
* Karei	Halibut/flatfish	Madai	Genuine porgy/red sea bream
Katakuchiiwashi	Anchovy	Madara	Pacific cod
* Katsuo	Bonito/skipjack tuna	Magarei	Brown sole
Kawa-gani	River crab	* Maguro	Tuna
* Kazunoko	Herring roe	Makajiki	Striped marlin
Ke-gani	Crab	Managatsuo	Harvest fish
* Kibinago	Blue sprat	Masu	Trout
Kidai	Yellow porgy	Mebachi	Bigeye tuna
* Kisu	Sillago/smelt	* Mebaru	Black rockfish
* Ko-ika	Small cuttlefish	Megochi	Flathead