This study is to review the emergence of new psychiatrists, scientific rationalization, and popular internalization to reorganize the formation process of modern psychological medicine system. Unlike eugenic psychiatry from the Japanese Colonial Era, the social conditions and contexts forming autonomous system of psychiatry of Korea in the 1960s and 1970s have been concentrated. The discussion approach has been tried to secure two perspectives-treatment and criticism-at the same time and to expand the time and scope of study through the extensive texts such as newspapers, magazines, books, advertisements, and others in the 1960s and 1970s. Through formation of subject, rationalization, and popularization, this study has surveyed the characteristics of psychiatry in the 1960s and 1970s to accentuate complicated conditions and kinetic steps to systemize psychiatry as scientific field to promote treatment of patients by deviating from mental hygiene approaching national mental health from cleanliness and removal. The characteristics are summarized as follows. First, as the ethical models of good doctors, medical paternalistic doctors, and non-authoritarian symmetric doctors have been proposed as good psychiatrists by new medical specialists with experience of globality, a new subject emerges. However, there has been illegalization process of unlicensed medical practitioner excluded by the regulatory authority called "clearness." Second, the rationalization of psychiatry has been accelerated through the dispute of enactment of Mental Hygiene Law, segmentalization of concept of mental illness, and scientific characteristics. Especially, the disputes over enactment of Mental Hygiene Law focused on criminalization of mental patients brought a result to regulate the patients as the target of humanistic treatment and potential criminals at the same time. Third, popularization of psychiatry has embraced invisible mental illness into popular daily life through visual measure called medicine advertisement, and through the discussion about social neurosis, a new paradigm for diagnosis of Korean society has been proposed. Moreover, by focusing on autobiographical works with voices of patients, this article reveals a new doctor-patient relationship.