The Graduate School of Science, newly founded on April 1, 2007, offers 2-year Master's degree and 3-year Doctoral programs. The school consists of mathematics, physics, chemistry, biology, and earth and planetary sciences departments, with 240 students studying for master's degree, and 90 students for doctoral degree. After completing the Master degree's program, many of the students work for private companies as well as in public sectors, utilizing their highly advanced specialty in the natural science fields. The doctoral program aims at training future researchers who will work at universities, or research institutes. The students are encouraged to contribute to the development of natural sciences as well as to master fundamentals of research. After completing the Doctoral program, students are granted the Doctor of Science, or the Doctor of Philosophy.