Key Points of Practical Project Management

Have you learned any project management skills? Almost all managers in Japan except engineering departments would not have learned it, because they would think the management skills could come from business experiences but the skills could not be learned.
However, as far as I see, almost all managers don't know basic management skills or tools. If the managers know the basic skills, there would be less small failures.
However, managers who use the skills can't be always successful.