| 摘要 |
PROBLEM TO BE SOLVED: To improve an operation property as a learning device for reproducing teaching materials or the like. SOLUTION: When a flag setting operation for a program is made by a manipulating means, processing for setting a skip flag corresponding to the program is made. Then, in reproduction, reproduction is executed for a program where the skip flag has not been set. More specifically, reproduction is advanced while the program where the skip flag has been set is omitted.
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