う	ら
裏

noun

1. opposite side, bottom, other side, side hidden from view, undersurface, reverse side.
2. rear, back, behind.
3. lining, inside.
4. in the shadows, behind the scenes, offstage, behind (someone's) back.
5. more (to something than meets the eye), hidden side (e.g. of one's personality), unknown circumstances, different side.
6. proof.
7. opposite (of a prediction, common sense, etc.), contrary.
8. inverse (of a hypothesis, etc.).
9. Baseball term.bottom (of an inning), last half (of an inning).