Diploma in Japanese has 2 meanings. They can be translated into "Senmonshi"(Japanese:専門士), the Japanese original academic degree, and the certificate of graduation.[1]
The first meaning is a Japanese original academic degree given to people who had spent more than 2 years and successfully completed a particular specialized course of study at the vocational school certified by Japanese educational ministry. This academic degree was established in 1994 to improve the graduates' reputation and to promote lifelong learning.[2] This is called "Senmonshi"(専門士) which means a specialist or an expert in Japanese. Its level is equal to associate or foundation degree given by the junior college. The name of academic degree in English was translated into "technical associate" in the past. The vocational schools in this article mean a "Senmon-gakkō" (専門学校) which means a professional training college and a "Senshū-gakkō" (専修学校) which means a specialized training colleges.
The second meaning is documents of certificate of graduation or deed of Graduation issued by the educational institutions, such as an elementary school, a junior high school, a high school, and a university, which testified that the recipient has successfully completed a particular course of study, or confers an academic degree. This is called a "Sotsugyō Shōsho" (Japanese:卒業証書) which literally means the certificate of graduation.