It is well known that the population in the suburban area around the city of Tokyo grew rapidly between the 1900s and the 1930s, especially right after the Kanto Earthquake in 1923 and that many new residential districts were developed then. The aim of this paper is to show not a few people moved to suburban areas at that time by checking the addresses, the title of the people (the Imperial Family and the Nobility) who listed on a who's who called "Kazoku-Meikan". The results were as follows; 1) It can be cleare that there was a tendency that the people emigrated from the city of Tokyo to its suburban area. 2) there is an intimate relationship between it's tendency and their changes of the economical bases.
