grass / a weed / a herb / a scout, a spy (from the way one would hide in the grass to observe enemy troops) / (figuratively, slang, rare) pubic hair

【Conjunction】after; on the basis of; upon

蛙: frog

蛙: a frog

jump, leap, hop, spring up

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

in addition; furthermore / on top of (which)

上園: a surname

上田: a surname / 植田: a surname

therefore; for that reason; so; because of that