Used when offering a choice or giving permission, implying 'anything at all' or 'whatever you like'. Often appears in polite or service-oriented expressions such as 何なりとお申し付けください.
何なりとおっしゃってください。
Please tell me anything you'd like.
If you have any questions, please feel free to ask anything.
If you have any questions, please feel free to ask us anything.
If you need anything at all, please just let us know.