Japan boasts achievements in the development of new forms of carbon. Japanese companies are known for holding a two-thirds share of the global market for carbon fiber. Carbon materials come in various types and are used in diverse fields, including electronics, energy, and pharmaceuticals. Japan also leads the world by researching and developing carbon structures at the nanoscale level, such as carbon nanotubes, fullerenes, and graphene. Professor Junichi Ozaki is one of the top runners in carbon materials research.