Purpose: The purpose of this study was to clarify the state of eating -related distress and struggle in the daily lives of cancer outpatients in cancer center hospital. Methods: Cancer outpatients who consented to participate in the study filled out self-administered questionnaires regarding eating distress and the means of coping with them. The data were qualitatively analyzed via content analysis method. Results: Data from 176 patients who responded that they experienced eating difficulties were analyzed. A total of 222 codes were extracted for eating-related distress, and these were classified into five categories, which included eating-related symptoms accompanying the disease and its treatment, difficulties related to food preparation, and concerns about eating outside food. A total of 224 codes were extracted for eating-related struggle made by the patients, and these were classified into eight categories, which included adjusting eating methods to make food easier to eat, controlling one’s feelings when unable to eat certain foods, and adjustments related to food preparation. Conclusions: The study results suggested that cancer outpatients require care not only at early stages after treatment for eating-related symptoms but also related to food preparation and concerns when eating outside food.