This study clarified the following points on the relationship between dwelling and manufacturing function for textile industry buildings located in Sumida ward, Tokyo.
1) The door plate survey showed that 68% of the buildings included dwelling function, and 29% shared dwelling and manufacturing function. 2) 62% of the buildings was found to have dwelling function from the questionnaire survey. 89% of the results showed agreement with the door plate survey. 3) Only 50% of the land use investigation results showed agreement with the actual situation on the mixed function of buildings. Reliance of the land use investigation was found to be poor.