“Brain” is one of the hottest topics in the world of science. This would be because the brain plays various important functional roles for us, such as thinking, emotion, memory, sensation, movement, and so on. Thus, the brain science can be described as an essential method to solve the problem about what humans are. In this session, we are inviting some human neuroscientists from some faculties in Keio University and having them introduce their recent researches carefully.