autumn colours; fall colors; leaves turning red; red leaves; leaves turning yellow; yellow leaves; (Japanese) maple (Acer japonicum)
red and white; colours for festive or auspicious occasions (colors); two teams; two groups; Kōhaku Uta Gassen; annual contest between male and female popular singers on New Year's Eve (sponsored and broadcast by NHK)
the lone woman (e.g. bright flower) in a group
red hair; Westerner (esp., originally, the Dutch)
red flame; (solar) prominence
cloud of dust; mundane world
family or brothel with a beautiful woman; vermillion-lacquered mansion
Red Army; Chinese Workers' and Peasants' Red Army
early morning crowing of a rooster; brown domestic fowl (chicken breed)
tampala; Joseph's coat; Amaranthus tricolor
Red Turban Rebellion (China; 1351-1366 CE)
redology; study of the novel Dream of the Red Chamber by Cao Xueqin, one of China's four great classical novels
piedmontite; piemontite; manganese epidote
crocoisite; crocoite; red lead ore
Philippine ground orchid (Spathoglottis plicata); Philippine orchid; large purple orchid
fox-and-cubs (Pilosella aurantiaca); orange hawkweed; tawny hawkweed; devil's paintbrush