General use for 'half' of something, often in compound words or measurements.
Please cut this cake in half.
biracial person; person of mixed parentage
Commonly refers to someone who is half-Japanese, but can apply to any mixed heritage. Considered a neutral descriptor in modern Japanese, though some may prefer other terms.
She is half-Japanese and half-American.
Used in sports to refer to one of the two periods of play, such as in soccer or basketball.
We are leading by two points in the first half.
9-hole half (of a round)
In golf, refers to the front nine or back nine holes of an 18-hole round.
I played the front nine at even par today.
ミックス is a newer, more casual loanword some younger speakers use instead of ハーフ to describe a person of mixed heritage, avoiding the literal 'half' implication.
ハーフ is the common, older term for a biracial person, while ダブル is a rarer, more positive alternative emphasizing having two heritages rather than 'half' of one.
ハーフ is the common casual word for someone with one Japanese and one non-Japanese parent, whereas ムラート refers narrowly to the historical Black-and-white mixed-race category and is not used for Japanese mixed heritage.
ハーフ describes someone with one non-Japanese parent, whereas クォーター describes someone with only one non-Japanese grandparent.
halftime; half time
half-marathon
mixed-race features; half-Japanese face
partial teleworking; working half day at office, half from home
crossdresser; drag queen; transvestite · trans woman
half-up, half-down hairstyle
halfway
half-elf
kiss cut; half cut
three-quarter coat; half coat; top coat
Borrowed from English 'half'. The sense 'biracial person' is a uniquely Japanese usage.
half-size
halftone