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Institute for Social Vision Design

Population

23 items

Insights & Analysis

13.8% of People Entering Japanese Prisons Are 65 or Older — But per 100,000 Population the Over-70s Run at 4.7, a Quarter of the 20–64 Rate

Insights & Analysis

Japan Lost 215 Primary Schools in a Year, and the Average School Still Got Smaller — From 315.7 Pupils to 312.4

Insights & Analysis

Japan's Scheme for Handing Inherited Land to the State Transferred 3,008 Plots in Three Years and Three Months — More Were Withdrawn (1,102) Than Refused (181)

Insights & Analysis

Japan's 70.3% Settlement Rate for Rural Revitalisation Volunteers Is Not the Share Who Stayed Where They Were Hired — That Figure Is 57.5%

Insights & Analysis

Japan's Volunteer Fire Corps Gained 37,757 and Lost 52,215 — Adding Up Every Gain in the Three Priority Categories Covers 27% of the Decline

Insights & Analysis

Vote-Weight Disparity Passes 2x in 16 Districts — Japan's Last Redistricting Started at 1.999

Insights & Analysis

Japan's 2025 Births Fall to 671,000 — 15 Years Ahead of Projections, Even as Marriages Rose

Insights & Analysis

Regional Revitalization 2.0 and the '10 Million Related Population' Target: Are Means and Ends Reversed?

Insights & Analysis

The Disappearing Workforce of Local Government — What Halved Exam Ratios and Surging Youth Resignations Reveal

Insights & Analysis

The Year of the Fire Horse 2026 and the Truth Behind Japan's Declining Birthrate: When Superstition Has No Room Left to Move

Insights & Analysis

The Core of Japan's Declining Birthrate Is Not Childcare Support: Interrogating How 140 Trillion Yen of Social Expenditure Is Split

Insights & Analysis

Japan's 1.13 Fertility Rate — The 2015 Turning Point When Married Couples Stopped Having Children

Insights & Analysis

The Structure Behind 9 Million Vacant Houses — Why Japan Can Neither Demolish Nor Utilize Them

Insights & Analysis

Fertility Rate 1.15 on a ¥7.3 Trillion Budget: Evaluating Three Years of Japan's Children and Families Agency

Insights & Analysis

A Country Where Politicians Win Without Elections — 26% Uncontested and 2,000+ Seat Shortfalls Question the Meaning of "Representation"

Insights & Analysis

The Paradox of Population Decline and Record Tax Revenue — How Much Has Per Capita Tax Burden Increased?

Insights & Analysis

A Data Analysis of the 744 'At-Risk' Municipalities — The Structure That Tokyo Siphons

Insights & Analysis

Generational Pension Disparities Visualized by Birth Year — What Differs Between Those Born in 1940 and 2000

Insights & Analysis

Tokunoshima TFR 2.25, Higashiyama 0.76 — Mapping Birth Rates Across 1,741 Municipalities

Insights & Analysis

How Much Is Japan's Child Support Levy? The Burden on Singles and Childless Households

Insights & Analysis

15 Years After 3/11, 2 Years After Noto — The Structural Limits of Japan's ¥41 Trillion Recovery

Insights & Analysis

Can 'Kankeijinko' Solve the Sustainability Problem of Student Community Work?

Insights & Analysis

Behind Japan's 11.5% Child Poverty Rate: The 44.5% Single-Parent Reality