An Examination of the Checklist for Possible Cluttering in Japan

Shoko Miyamoto, Hayasaka Kikuko and David Shapiro

This study examines the prevalence of cluttering in Japan and analyzes items in a checklist for cluttering, which is being used at present .We translated Daly’s Checklist for Possible Cluttering (1993) into Japanese, and distributed it to teachers who work in special classes for speech and language disorders in elementary schools, in order to assess students who stutter. The results were: first, out of 208 elementary school students, 33 students (15.9%) were given Possible Cluttering scores; second, factor analysis suggested the existence of three factors. These factors were related to Learning Disability, Attention Deficit Hyperactive Disorder, and apraxia.