“…The interesting point concerning MDD is that it can encourage students to engage in free discussion by adopting a moral dilemma wherein multiple values conflict with each other as teaching materials. Although some issues have been noted around MDD, in general, conducting MDD not only enhances morality (Blatt & Kohlberg, 1975;Araki, 2014;Oser, Althof, & Higgins-D'Alessaidro, 2008;Oser, 2013;Lind, 2019) and business ethics (Oser & Schalafli, 2010) and influences prosocial formation (Salvador, 2019) but also activates thinking and deliberating skills (Fujisawa, 2018c). It was revealed that other social abilities related to morality (e.g., cooperation, part of general skills, and perspective-taking ability) were enhanced (Araki, 2014;Fujisawa, 2018a;Fujisawa, 2018b).…”