when you you give somebody gift,you can say:ki ni itte moraeba ureshii desu.(気に入ってもらえばうれしいです)means i hope you like it.if the gift is food you can say:o kuchi ni aeba saiwai desu.(お口に合えば幸いです/お口に合えばうれしいです).means i hope you like the teast. saiwai is the polite expression of ureshii.