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Institute for Social Vision Design

Aging Society

9 items

Labs

Seven Years of 'Care' Mentions in Japanese Local Assemblies — The Time Structure of Long-Term Care Insurance Act Revisions and Policy Lag

Aggregated across 1,316 Japanese municipalities and 6.66 million 2024-year speech records, the share of assembly speeches mentioning kaigo (care), youkaigo (care needs), or kaigo hoken (Long-Term Care Insurance) ranges from 1.89% to 2.39% over 2018-2024. The rate rises in 2018 (Long-Term Care Insurance Act revision) and 2024 (start of the 9th Care Insurance Plan), suggesting a structural synchrony between statutory revision cycles and assembly discourse. The article reads this as a structural observation, not an evaluation of individual assemblies.

Insights & Analysis

Japan's Working Pension Threshold Raised to ¥650,000: Who Actually Benefits?

In April 2026, Japan raised the earnings threshold for its working pension (zaishoku rōrei nenkin) from ¥510,000 to ¥650,000 per month. The government framed it as removing a disincentive to work. The data tells a narrower story: around 6% of eligible working pensioners benefit, concentrated among the highest earners.

Insights & Analysis

The Emergency Revision of Long-Term Care Reimbursement Rates and Its Structural Limits: The Government's Own Confession That the Ordinary System Can No Longer Keep Up

In June 2026, the government will revise long-term care reimbursement rates one year ahead of the normal three-year cycle — at +2.03% and 51.8 billion yen in national spending. But this "mid-cycle emergency revision" is itself an admission that the ordinary system can no longer keep pace with the crisis. The backdrop is a collapsing labor market: 176 care provider bankruptcies, a +45% surge in staffing-shortage-driven insolvencies, and an effective job-offer ratio of 14 to 1 for home-care workers. Even more striking, a monthly wage increase of 13,960 yen through the FY2024 treatment improvement allowance failed to close the gap — the salary differential with the all-industry average actually widened from 69,000 yen to 83,000 yen. The indirect route of "regulated reimbursement → provider → wages" cannot keep pace with free-market wage competition in other sectors. A monthly add-on of 10,000 yen is symptomatic treatment, not structural reform. Germany's sector-specific minimum wage model and full-scale foreign worker mobilization both have their limits. The emergency revision is a starting point, not a destination.

Insights & Analysis

"My Number Card Can't Be Used" — Generational Data on the Digital Divide

My Number Card ownership stands at 79.6%. Yet awareness of online government services among those aged 70+ is just 19.1%, and 87.5% of medical facilities have experienced My Number health insurance card issues. Government statistics reveal the structural generational gap between "owning" and "being able to use."

Insights & Analysis

The Polypharmacy Problem in Japan's Elderly — Why 40% Take 5 or More Medications

About 40% of Japanese adults aged 75+ are prescribed 5 or more medications, and roughly 25% take 7 or more. Once the threshold of 6 drugs is crossed, adverse drug events increase significantly. Prescribing cascades, fragmented care, and psychological barriers to deprescribing perpetuate this structural problem.

Insights & Analysis

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

One estimate puts the benefit-to-contribution ratio at ~6x for those born in 1940; a separate study projects a net burden of ¥8.93 million for those born in 2000. These metrics differ in methodology, but the direction is clear. This article unpacks the historical causes of the intergenerational pension gap and the long-term impact of the macro-economic slide mechanism.

Insights & Analysis

Pension Intergenerational Inequality — A ¥60 Million Structural Fault Line

The benefit-contribution gap between those born in 1940 and 2010 reaches ¥40 million. Analyzing intergenerational inequality in Japan's pension system.

Insights & Analysis

Population Decline and the Concentration in Tokyo — Reading the Mechanics of Regional Disappearance Through Structure

Structural analysis of population outflow from regional areas and Tokyo concentration. Using demographic projections to read beyond the extinction city thesis.

Insights & Analysis

The Structure of Japan's Care Worker Crisis — The 'Invisible Roadmap' to 2040

Japan faces a projected shortage of 570,000 care workers by 2040. With a job-to-applicant ratio of 3.9x, the crisis is already underway.