【Conjunction】after; on the basis of; upon

an upperclassman / an older alumnus (graduate) of one’s school / a person who entered one’s workplace earlier; a senior; one who has seniority / an elder (one who is older)

the above / the top (position or direction) / the surface of / superior in skill, age, level, etc.

in addition; furthermore / on top of (which)

a pie (type of pastry)

(mathematics) pi

(a person’s) age, approximate age / middle age; a middle-aged person, an older person

上園: a surname

上田: a surname / 植田: a surname

therefore; for that reason; so; because of that