Abstract
The purpose of this study was to reveal the relation between the characteristics of emotional contagion and the
mirror system activity. Thirty-one university students participated in this experiment. Emotional vocalizations and
video of hand reaching and grasping a cup were presented to the participants. Facial electromyography (EMG) as
emotional contagion index was recorded while presenting emotional vocalizations. Mu rhythm desynchronization in
electroencephalogram (EEG) as mirror system activity index was recorded while presenting the video. The result
shows significant correlation between the activity of facial EMG and desynchronization of mu rhythm, suggesting a
person who is likely to be affected with emotional vocalizations also shows high mirror activity.
