Nichia (日亜化学工業株式会社) is a company specializing in the development, manufacture, and sale of precision chemicals, with a focus on phosphors. Its products include light-emitting diodes (LEDs), compound semiconductor materials, laser diodes (LDs), battery materials, transition metal catalysts, metal complex magnets, etc. Nichia provides solutions for the display, lighting, automotive, industrial, and medical measurement sectors.