Dreamcast Scene have posted an article and news of an interview that Yuji Naka gave:
The new October issue of the GEE? magazine (Games Education Entertainment) is now out in German speaking contries, and they feature various interviews from the Games Convention, including Yuji Naka.
In this 2-paged interview the headline "The end of the Dreamcast was a loss for me" makes clear his love to the last Sega hardware.
More info Here