Dass-280 -

The story revolves around , an honor student played by actress Mizuki Yayoi . Miyuri has become completely addicted to masturbation, a condition stemming from immense stress caused by her studies, exams, and parental pressure. Feeling she can no longer handle the issue alone, she turns to her homeroom teacher, Sumera Kanza , portrayed by Mary Tachibana (also known as Tachibana Mary).

The DASS-21 is a 21-item self-report questionnaire designed to assess the severity of depression, anxiety, and stress. It is commonly used in both research and clinical settings. Each of the three subscales consists of seven items. Respondents rate the frequency and/or severity of each symptom on a 4-point Likety scale, ranging from 0 (did not apply to me at all) to 3 (applied to me very much, or most of the time). DASS-280

The DASS-280 has demonstrated excellent psychometric properties, including: The story revolves around , an honor student