白

white label; white tag

white card (in karuta); blank card

honour awarded to samurai in Tosa

(theatrical) aside

ermine

silver-lipped pearl oyster (Pinctada maxima); golden-lipped pearl oyster; white-lipped pearl oyster

first of nine traditional astrological signs (corresponding to Mercury and north)

white patch on one foot of a horse; horse with such a patch

surface (landscape) that is white all over; pure white

white cloth or kimono with black or indigo splash patterns

Nouns which may take the genitive case particle 'no'

white spot

はくはん only

bright spot; facula

はくはん only; Medicine

vitiligo; leukoderma; leukoma

Biology

leucism; pigmentation loss

any butterfly of family Pieridae (incl. the white butterflies and the sulfur butterflies)

nickel coin

opal

beluga (Delphinapterus leucas); white whale; beluga whale

PS; postscript

Medicine

ringworm (of the scalp); tinea capitis

white shoes (for use during the summer)

distilled alcohol made from kaoliang

white charcoal

charcoal used for tea ceremony

white rhinoceros (Ceratotherium simum)

Colloquial

unlicensed taxi; unlicensed cab

white Lolita (fashion style)

Derogatory

woman who puts thick white powder on her neck; low class prostitute

Aries (1st zodiacal sign); the Ram

large cup

eighth of nine traditional astrological signs (corresponding to Saturn and north-east)