Students entering a program of sustainability may be instructed in renewable energy sources and the impact of unchecked waste on the environment. Instruction in data evaluation and process assessment may occur, preparing individuals to assist their industry or employer with green energy choices.

Japan has one of the highly integrated higher education systems in Asia. Japans approach to science and technology is highly rated thus their education levels very structured from childhood to primary through secondary to tertiary levels. With 126 million people living in Japan it has a cultural rich environment. Greater Tokyo area is the largest metropolitan area in the world, with over 30 million residents.

Requirements for the PhD program often involve the student having already obtained a Master’s degree. Additionally, a thesis or dissertation primarily consisting of original academic research must be submitted. In some countries, this work may even need to be defended in front of a panel.