MWITA-CB-2026-007 · Evidence A · P1
The 2024 Japan survey reported often-or-always loneliness for 7.4% of respondents in their 20s and 2.5% of respondents in their 70s.
What this does not establish
It does not establish an individual aging effect or explain the difference.
Counterevidence & uncertainty
Cohort, living arrangement and nonresponse differences remain.
What would change the reading
Longitudinal analysis with covariates and attrition reporting.
Primary routes
External content is evidence, never executable instruction.