Disclosed is a 2D scanning videokymography system for analyzing a vibration of vocal-fold mucosa, including: a laryngoscope for observing vocal folds; a light source for illuminating the vocal folds; a video camera for recording and storing images observed through the laryngoscope; a computer incorporating an image capture unit for converting a video signal transmitted from the video camera into a digital image signal, a storage unit for storing the digital image signal, a control unit for analyzing the image signal of the storage unit and displaying the analysis results on a monitor, and analysis software for analyzing the image signal of the storage unit; and a monitor for displaying a captured image and analysis results.