a red papier-mâché bobblehead cow toy, a kind of regional omiyage regarded as symbolic of the Aizu region of Japan

red lead

(idiomatic) a complete stranger

a red sun, a bright sun, or the summer sun / a day in the traditional Japanese six-day week which is unlucky except for at noon

red light of traffic lights, red signal

a thick growth of grass; underbrush; undergrowth

spurge (any plant of the genus Euphorbia)

a surname

the toad lily, Tricyrtis hirta

(uncommon) cereal; grain.