There are provided tone material editing apparatus and program. The tone material editing apparatus is connected to a tone material providing apparatus that provides tone material data. Video data stored in the tone material editing apparatus is reproduced. The tone material providing apparatus is instructed to stream-distribute tone material data to be reproduced in synchronism with the reproduced video data. The tone material data stream-distributed from the tone material providing apparatus is stream-reproduced in synchronism with the reproduced video data.