Abstract
The purpose of the present article is to clarify the effect of job involvement on depressive symptoms in the work place. The survey was carried out by asking 209 male workers. Data analysis was made by using 179 respondents. The results obtained were as follows : (1) Job involvement did not show any effect of directly suppressing depressive symptoms ; (2) A buffering effect of job involvement on depressive symptoms was observed among the subjects aged in the 40's and over ; (3) The moderation of stressfulness in the work environment was attributed to job involvement in the subjects aged in the 20's. Under the stressful situations, depressive symptoms were significantly suppressed by job involvement.