household in case their number is six or more. As to single persons residing in boarding houses or rented rooms and in company dormitories for unmarried employees, each of them is regarded as a quasi-household; however, single persons residing in boarding houses or rented rooms for 1950 and 1955 and single persons residing in company dormitories for unmarried employees for years 1950 through 1975 were grouped into quasi-households by each facility or house where they resided.
Family type of household
Private households are classified, according to the relationship to the household head among members, into three categories; relatives households, non-relatives households and one-person households. Relatives households cover multi-person households consisting of the family nuclei households and other relatives households comprising non-related persons. These relatives household are further divided into fourteen minor groups. These minor groups are categories on the basis of the relation between the couple of the youngest generation and other related members, regardless of the presence of non-related members.
A. Relative households: households consisting of the head of households and related member(s), and also include the non-relatives member(s) who live with them.
B. Non-relatives households: households consisting of the head of household and those who are not realted to him/her.
C. One-person households: households consisting of one-person.
Aged-single-person households and aged-couple households
Age-single-person householdsand and aged-couple households are difined as follows:
A. Aged-single-person households : Private households consisting of one person aged 65 and over only.
B. Aged-couple households: Private households consisting of husband 65 years old and over and his wife 60 year old and over.
Aged persons households refer to theses aged-single-person households and aged-couple households.
