| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve the efficiency of a practice and to avoid repeating a monotonous practice. <P>SOLUTION: A unit success judgement part 4 judges whether all units of a current grade reach success standards on the basis of results by units stored in a result storage part 3. When all the units success inspection, a unit of the grade which is one stage higher is specified. Musical performance data of the specified unit are read out of a musical performance data storage part 7 to a keying indication display part 8 and keying is indicated on the basis of the musical performance data. When it is judged that only some of the units of the current grate success the inspection, a unit update indication is outputted to a lesson menu display part 6 to make a display showing that the next right after the current specified unit is a unit to be played next. When a unit is specified, a unit having the same musical sound information with a unit having already succeeded the inspection is not specified. <P>COPYRIGHT: (C)2004,JPO |
