紅

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

red dragon

globe amaranth

blue and red; azure and crimson

red algae; Rhodophyta

purple yam (Dioscorea alata); water yam

purple fleshed sweet potato (any one of several different such)

Word usually written using kana alone

Conus pauperculus (species of cone shell)

red algae; Rhodophyta

Food, cooking

kōbaiyaki (senbei punched into shapes, e.g. plum)

great burnet (Sanguisorba officinalis)

winter plum tree with reddish blossoms

maple; scarlet-tinged ivy

first maple leaves to turn red in the season

red silk lining

sockeye salmon (Oncorhynchus nerka)

light red

carmine; crimson

vivid crimson

common redpoll (Carduelis flammea)

tree whose leaves turn red in autumn

water pepper (Persicaria hydropiper f. purpurascens)

autumn fern (Dryopteris erythrosora); Japanese shield fern; Japanese wood fern; copper shield fern

Rubus vernus (species of raspberry)

Russula (genus of mushrooms)

mangrove forest