"Chemical biology” as fusion of “chemistry” and “biology” is one of the most promising fields of science and technology. “Chemical biology” is a new field involving analysis and synthesis. The core subjects being carried out in the Center include 1) fundamental developmental biology, 2) clarification of signal transduction in cells, 3) design and synthesis of natural and artificial bioactive molecules, 4) design and synthesis of soft matters and biomacromolecules possessing novel diversity and functionality, and development of biomedical tools and techniques for drug delivery and tissue engineering.