The west part of Tottori Prefecture, especially the district called 'Nishi Hoki' in Hoki Province (old provincial name) had close relationship with Izumo Province and people there speak the same dialect so called Unpaku dialect today.
鳥取県の西部、旧伯耆国のなかでも「西伯耆」と呼ばれた地方は古くから出雲国との密接な交流が存在し、現在でも同一の雲伯方言を話している。