抄録
This paper introduces “GanbatteShadowing”, a shadowing app which has been developed for mobile devices (iOS only and free as of March 2017). It features (1) video clips and textual data to introduce various types of practice method for shadowing beginners, (2) various levels of model sounds with scripts to accommodate diverse learners, (3) auditory function of voice recording and play and visual display of pitch-curve with waveform to help learners compare their performance against the models, (4) changeable settings, and (5) LMS connectivity for file and comments exchange with instructors.