表裏一体

ひょうりいったい

noun, no-adjective

•

the two views (of an object) referring to the same thing, being inseparable like the two sides of an object, two sides of the same coin(yojijukugo)

表	surface, table, chart, diagram
裏	back, amidst, in, reverse, inside, palm, sole, rear, lining, wrong side
一	one, one radical (no.1)
体	body, substance, object, reality, counter for images