Abstract
The author worked for 4 months, as a statistician, in the department of the the vital statistics of the Model Health Center of Kanagawa Prefecture The purpose of his work was to find some interesting problems in vital statistics available in the Health Center. The author could find following problems and studied them in detail during this period.
1. How exactly the registration of V.D. and T.B. was?
2. From where wives came to marry to husbands who were burn in Kanagawa prefecture? Comparing present and past materials the author could find the percentage of the wife born in -Kanagawa prefecture reduced to fifty-three per cent at present from eighty-seven per cent in the past.
3. The percentages of birth and death of residents in Kanagawa Prefecture who have “Honseki” in other prefectures. He estimated them four to five per cent.
