This study investigated the consumer behavior of pupils and students with canned soft drinks which were a kind of manufactured food, to view homemaking education for the future. The results are as follows : 1. Almost all pupils and students had experience in buying soft drinks, and particularly junior and senior high school boys drank soft drinks frequently during summer. 2. They tended to take seriously to taste rather than quality. 3. In spite of having knowledge of food additives, they were indifferent to them and did not combine knowledge with behavior. 4. They had not established valuation for health, so had no will to improve their consumer behavior to maintain health.