Anger is a strong and uncomfortable, emotional response burst out when ones are insulted or neglected. Aggressive behaviors, such as anger, have been pointed out in relation to food habits. In this study, we investigated the relationships between the rhythm of daily life focusing on food habits and anger expressions of junior and high school, and university students, whose developmental and sexual differences were compared by using a questionnaire method. The results were as follows:
1. Scores of anger-outward type became lower, whereas the scores of anger-inward and -control types became higher with developmental stage. Concerning sexual differences, the scores of control type of male students were higher than those of female students.
2. The relationships between the items of daily life and anger-outward and -inward types were found to be significant.
3. Palatabilities of salty and spicy tastes of female students were tend to have correlation with the anger-outward type, regardless of developmental stage.
4. Intake frequencies of some specified food materials were more correlated to the anger-outward type.