A title used after person's name (first name or surname) regardless of sex; Mr, Ms, Mrs, Miss. Also used after a job title and a company name. / (colloquial) Used after a shop name.

三人: three people

三角形: triangle

三月, 3月: March

賛意: assent / 三位: third rank / 三尉: second lieutenant

a female given name

one's own child

(obsolete) filled to capacity

a surname

(mahjong) a win worth four times of a 満貫 (mangan): 48,000 points if the winning player is on the East (dealer) side or 32,000 points otherwise