Mario Kart 8 has no new tracks? Seemingly Confirmed by Japanese Presentation

[NUser]

vivster said:
If you own MK8 shouldn't you be pleased that you don't have to buy it now?

So the battle mode will be patched into the wii u version?

 

Also maybe I just want to play Mario kart on the go.. they really should just have made Mario kart 9 and release next year...