Ishikawa Fish-bone Keynote charts graphical way to explore the most significant causal relationships between factors and consequences in the study of the situation or problem. Chart is named after one of the largest Japanese management theorists Professor. This Ishikawa Fish-bone Keynote charts allows you to identify key relationships between various factors and more accurately understand the process under study. Chart helps determine the main factors that have the most significant influence on the development of the problem and to prevent or eliminate the effects of these factors.