| As a result of national census|
●As for the population, it is basic count result
●As a result of country other results list this (Ministry of Internal Affairs and Communications Statistics Bureau HP)
●Public announcement schedule of 2015 national census (Ministry of Internal Affairs and Communications Statistics Bureau HP)
We grasp the actual situation of population of our country and household and are intended that we get basic information about various administrative measures and are used for decision of the fixed number of member of the Diet of the metropolis and districts assembly and municipality assembly, distribution of local allocation tax grants to local governments.
We perform investigation about all people staying habitually in our country as of 0:00 a.m. on October 1.
As for the matter about member of household, 13 items such as employment states, matter about household investigate four items such as the number of members of household, type of house in full name, natal and another time of man and woman.
| Investigation time and period|
It is performed every about five years since 1920 and investigates as of October 1.
We lead and carry out online investigation and head counter distributes questionnaire to households where there was not answer and collects.
| Public announcement of result|
After investigation, we are announced sequentially by Ministry of Internal Affairs and Communications Statistics Bureau.