a light, beam, illumination / a gleam, glow, ray / a glimmer, shine, sparkle / a luster/lustre, polish, sheen / glory, influence, power / a glimmer, gleam / positive aspect

snow

spring (season)

first letter or initial of a word or initials of words / capital letter (in Latin, Cyrillic, Greek, Armenian scripts)

lonely, miserable, shabby

幸春: a male given name

sun / daytime, daylight / day

光: a physically perceived light: a light, a gleam, shining, glittering; a metaphorical light: glory, a glimmer, a gleam

one of the bullet train services running on the Tōkaido/Sanyō shinkansen / 光: a place name, such as that of Hikari City in Yamaguchi Prefecture / 光, 光璃, 光莉, 光梨: a female given name / 光: a surname

春日: a female given name