This article examines why universities need either happiness education or religion education. To discuss this study systematically, four research questions are stated. First, what are the concepts of religion and happiness? Second, what is the relation between religion and happiness? Third, why do universities need happiness education or religion education? Last, what are the implications for Korean universities? In order to defend the research questions, a descriptive content analysis method will be utilized with a cross cultural approach. As for the limitations of this study, the subject of happiness is adjusted the focus of two lenses of religion and education. The field of religion is limited to three major religions, such as Buddhism, Confucianism, and Christianity, which greatly influencing Korean religion and culture. This paper is especially focused on "The Analects" in Confucian Classics, "Dahmmapada" in Buddhist Sutras, and "The Gospels" in the Christian Bible. Additionally, education is directed the lens to South Korean higher education. One of research results is that educational administrators and policy makers in Korean higher education should design "Teaching & Research Happiness Frameworks," providing useful "happiness curricula" and "religious programs" for their students to boost their life satisfaction and well-being.