adverb
openly and covertly; publicly and privately; implicitly and explicitly
Describes actions or attitudes that occur both in visible and hidden ways, or in both official and personal capacities. Often used when someone works behind the scenes while also taking public action.
彼は陰に陽にその計画を支援した。
He supported the plan both openly and behind the scenes.
陰に陽に彼女の出世を
I helped her career both publicly and privately.