The shortage of nurses is one of the very important social problems in Japan. This study by questionaire survey was done to reveal the factors affecting the decision making of senior highschool students to enter nursing course. Two handred thirty-four 3-year college students studying in nursing course their 168 parents and 109 highschool teachers responded, and those data were statistically analysed. The results were as follows; 1. Students' choice to the nursing course were done basically by themselves, but were influenced by their parents and highschool teachers. 2. They, highschool students, parents and teachers have little knowledge about nursing job and nursing education on that time. 3. The incease in number of bachelor course to nursing in Japan may have impact on students, their parents and teachers, and it may link with the increase of students aiming to be nurses.