 The Nintendo DS is said to have influenced the Wii 's design . Designer Ken <unk> Ashida noted , " We had the DS on our minds as we worked on the Wii . We thought about copying the DS 's touch @-@ panel interface and even came up with a prototype . " The idea was eventually rejected because of the notion that the two gaming systems would be identical . Miyamoto also stated , " [ ... ] if the DS had flopped , we might have taken the Wii back to the drawing board . " In June 2011 Nintendo unveiled the prototype of its successor to the Wii , to be known as Wii U. 
