You would be surprised, I once ordered one & it smelt like cigars up close.
You could try returning it or replacing everything on the outside of the 3DS, febreze might also work, you could also try cleaning the outside really good with some cloth & water to try and get the smell out.
You could try returning it or replacing everything on the outside of the 3DS, febreze might also work, you could also try cleaning the outside really good with some cloth & water to try and get the smell out.