The purpose of this study was to use the actigram and sleep diary and to clarify the relation among the sleep of elderly homecare clients, spending time and their housing environment. Data analysis showed as follows. 1. The clients with low body function had narrow range of activities depending on the living environmental condition, and were spending a lot of time in the bed. 2. It turned out the irregular sleep-wake rhythm of homecare clients compared with healthy elderly and tended to require a longer time in bed, low sleep efficiency and often having a middy nap. 3. Sleep situation of homecare clients made three patterns from the relation among the body function level, the living environment and spending time in recuperation. 4. It was suggested to invite a middy nap frequently and irregular sleep-wake rhythm because sleep was caused easily to those who spending a lot of time in the bed.
