The 5th Longitudinal Survey of Adults in the 21st Century(2012 Cohort) 

• Results of the 5th Longitudinal Survey of Adults in the 21st Century(2012 Cohort) (PDF:116KB)
• Outline of the Survey and Definition of Terms (PDF:106KB)

The 4th and 14th Longitudinal Surveys of Adults in the 21st Century 

• Results of the 4th Longitudinal Survey of Adults in the 21st Century(2012 Cohort) and the 14th Longitudinal Survey of Adults in the 21st Century(2002 Cohort) (PDF:115KB)
• Outline of the Survey and Definition of Terms (PDF:116KB)

The 3rd and 13th Longitudinal Surveys of Adults in the 21st Century

• Results of the 3rd Longitudinal Survey of Adults in the 21st Century(2012 Cohort) and the 13th Longitudinal Survey of Adults in the 21st Century(2002 Cohort) (PDF:141KB) 
• Summary of the Survey (PDF:87KB) 
• Definition of Terms (PDF:55KB) 

The 7th Longitudinal Survey of Adults in the 21st Century(2002 Cohort)

• The 7th Longitudinal Survey of Adults in the 21st Century (Japanese only)
• Summary of the Survey (PDF:116KB)

Household Statistics Office
Vital, Health and Social Statistics Division
Statistics and Information Department
Minister’s Secretariat
E-mail: y-cohort@mhlw.go.jp