“…In both descriptive and generative studies about Korean accent so far, the regular correspondences between Middle Korean and contemporary dialects as well as some conditionings/tendencies observed in the historical development have been clarified (Do et al, 2014;Fukui, 2003Fukui, , 2013He, 1955;Ito, 2008Ito, , 2013Ito, , 2014Ramsey, 1978, and others). Still, these traditional approaches have limitations in that it is difficult to test how the historical development was affected by various factors, such as phonotactics, frequency, and so on.…”