We want to summarize the progress of research conducted by the IEIJ divisions, consider the state of the art, and predict future research projects in the field of optical radiation applications. This article is mainly composed of the following sections. 2. A review of research in the field of optical radiation applications conducted by the IEIJ divisions. 3. Research trends related to the optical radiation applications committee. 3.1 Infrared radiation sources and their effects. 3.2 Ultraviolet radiation sources and their effects. 3.3 Optical radiation sources and their applications for life. 3.4 Applications of optical radiation for biology and medicine. 3.5 Applications of optical radiation for industry. 3.6 Applications of optical radiation for sensing technology. 4. The vision of future research projects for the Optical Radiations Division.