This report will discuss about the maintenance of Tomizawa Premises. In order to clarify the maintenance activities, I use the date of Tomizawa's dairy for 50 years. In the former report, I analyzed the activities of different kinds of regular craftmen, and the history of building activities that had happened for 50 years such as construction of the main gate, extension and remodeling of the house, and the complete reroof. In this report, I will analyze the daily activities that had repeated constantly. I pointed out the trends of the maintenance, that is, the activities had repeated according with the season and the annual event of the primises.
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