I'll teach a special north Tohoku area dialect called 'Tsugaruben' for English speaking people. I'm happe that it's useful for your trip for the north Japanese.
Even in Japan, the language used in Tokyo and Tohoku (Aomori) is completely deferent. So if you go to Aomori you could be in trouble with language even you can speak and listen to Japanese.
Don't worry! I'll teach you the special dialect and accent!
Tohoku dialect (Tsugaru...