The mission of the schools of science of universities is to produce intellectual resources for humankind through research and education in the most advanced fields of science and to pass them on to the next generation. Thus, universities are able to fulfill their essential roles in generating knowledge that advances society and to help shape systems of values, and this applies to the School of Science of Tohoku University. Below the missions of the School of Science of Tohoku University for both graduate and undergraduate levels are listed in concrete terms. " "Tohoku Imperial University, College of Science (the former Faculty of Science) was incepted in 1907 (Meiji 40), as the third Imperial University next to Tokyo and Kyoto. Since then, it has made remarkable achievements in research and has provided important human resources to our society. Of special note in our history are the ideas of ""Research first"" and ""Open-door."" We always assign top priority to research: ""Research first."" That makes research our ultimate mission. We think it is possible to bestow true education to students based on research. This longstanding philosophy of creativity and originality has been proved by producing many recipients of Order of Culture, the Japan Academy Medal, and others."