抄録
In the near future, robots will be used more and more in our daily life to support us. One problem is that human often are afraid of robots and do not accept them as supporters. To reduce the fear of human against robots and increase its acceptance, a robot that is supposed to interact with human in an appropriate way should be able to express its feelings. In this research, not only current stimuli but also "feelings" that have been memorized in past interactions by the robot are used to develop a method of robots facial expression, using a display or similar output devices.