The purpose of this research is to clarify social interests in small rivers in Yamanote area and the Sotobori moats by investigating newspaper articles. Comparing with the articles of the rivers,the situation of the Sotobori moats was discussed. As a result the following points were clarified: a) The rivers had common article topics of flood damage, water pollution, and river improvement. b) The topics were influenced by the changes in river space and its surroundings. c) The number of newspaper articles of the small rivers increased due to environmental factors, while the newspaper articles of the Sotobori moats increased due to plan or execution of physical change.