This study was carried out for the age 60years over who are attending a villa house for the aged during day time. The purpose of this study was to measure occurance rate of Diabetes by self cognitiveness about their disease of Diabetes; by result of urine test tape test and a questionaire study and self-care behavior about Diabetes. The results of the study are summarized as follow: 1. General Characteristics of the suryeyed. The population studied consisted of 143 males and 256 females comprising $73.9\%$ of the total population registered at the elderly villa house at the time of the study. The mean age group of the study was 70-79 years; educational level $77.2\%$ was below than primary education. 2. The results of Diabetes study. The number of cases who were self-recognized about their Diabetes were 19; 8 males and 11 females. The number of urine sugar positive cases was 35; 19 males and 16 females. The consistency rate of positive urine sugar test was $93.5\%$ An average degree of the results of knowledge test about Diabetes was 1. 4 point. When the correct 1 item was given 1 point for the 6 item of questions. Among 19 cases of self-recognized disease group an average degree of the knowledge test results was 2. 3 point and among the 35 cases of the urine test positive group an average degree of the knowledge test results was 1. 7 point. The average degree of self -care behavior about Diabetes was 1. 6 point when measued 3 point scale on the self-care behavior for the 7 item of questions.