In this study, we try to describe on the characteristic of Kangwon regional dialects in Kangwon-do regional literature. The characteristic of Kangwon regional dialects that we have with here are largely phonological phenomena and grammar morph. characteristic in Kangwon reginal dialect was described this ; phonologically, vowel coalescence, vowel raising, vowel harmony, palatalization irregular declension etc, morphologically postposition morph, ending morph.