Dōjino Laboratories (同仁化学研究所, Dōjindo Laboratories?), otherwise known as Dojindo, is comprised of a group of chemical companies that produce various reagents for use in research. These products are used by many organizations such as universities, medical institutions, research institutes, and factories around the world. The main branch is located in Kumamoto, Japan. There are branches in Europe, China, and the United States (Dojindo Molecular Technologies, Inc.).