Abstruct
In this research,point under discussion over conceptualization, scaling, and help setting of「QOL」 for the eldery with dementia was investigated from the document. As a result, the point under discussion was consolidated in the following five. @Difficulty of catching「QOL」 on the whole,ADifficulty of catching subjectivity of the eldery with dementia,BConcept for help setting 「QOL」,CNecessity for knowing the world felt in the eldery with dementia's standpoint,DDenial of relation of「QOL」and「Ability」.