In an official notice that was sent out to users from Nintendo of Europe, it was revealed that Bloodstained: Ritual of the Night is also releasing on Nintendo Switch. [Thanks, Nintendo Everything.]
As you can see in the above image at middle of the second to last column, it has a Bloodstained logo indicating its release for Nintendo Switch. Since the game is releasing in sometime in the first half of 2018. There’s still no word on whether the Wii U version is still happening, but we’ll likely hear about it sometime in the future.
Bloodstained: Ritual of the Night releases for PlayStation 4, PlayStation Vita, Xbox One, Nintendo Switch, Wii U, and PC in the first half of 2018.