赤

near infrared ray; near infrared radiation

tiger keelback (Rhabdophis tigrinus)

Japanese Red Army; JRA

beniaka; variety of sweet potato with red skin and sweet yellow flesh; product of the Kawagoe region

Nouns which may take the genitive case particle 'no'

bright red tinged with yellow

North Equatorial Current

bronze-red

yellowish red; poppy red

Asian hornet (Vespa velutina); Asian predatory wasp

Medicine

shigellosis; bacillary dysentery

Organization name

Red Army Faction; Baader-Meinhof Group

Proverb

the grass is always greener on the other side of the fence; the neighbour's flowers are redder

red-rumped swallow (Hirundo daurica)

striated swallow (Hirundo striolata)

Medicine

sickle cell anemia (anaemia); sickle cell disease

trade deficit with Japan

Scots pine (Pinus sylvestris)

Proverb

even an eccentric head of family must be obeyed

northern shrimp (Pandalus borealis); sweet shrimp; northern pink prawn; red shrimp; Maine shrimp

Rare term

trout

はらあか only

Japanese dace (Tribolodon hakonensis)

はらか only

Nibe croaker (Nibea mitsukurii)

Scots pine (Pinus sylvestris)

orange-red; reddish orange; fire red

bronze-red (colour, color)

Medicine

sickle cell disease; sickle cell anemia (anaemia)

far infrared

bright red