Aging Society and Care Crisis
Structural challenges of a super-aging society, including care worker shortages, polypharmacy among the elderly, and intergenerational pension gaps.
26 items
A 5-Million-Yen Salary in One Chart — Where ¥1.1M Goes, and How It Compares to 10 Years Ago
Take-home pay on a ¥5 million (approx. $33,000) annual salary is roughly ¥3.9 million. Where does the missing ¥1.1 million go? This article visualizes the breakdown — employee pension, health insurance, income tax, and resident tax — and traces how 'invisible deductions' have grown over the past 10 to 20 years, including the impact of the 2025 tax reform.
How Many Income Walls Are There? — The Break-Even Points at ¥1.03M, ¥1.30M, ¥1.50M, and ¥2.01M
Japan's 'income walls' cause 56.7% of part-time workers to deliberately cap their earnings. This article systematically maps the mechanics behind the ¥1.03M, ¥1.06M, ¥1.30M, ¥1.50M, and ¥2.01M thresholds, the take-home pay reversals each triggers, and how the 2025–2026 reforms are—and are not—addressing the structural problem.
Do You Know the 'Conditions' for Free University Tuition? — Income Limits, Multi-Child Requirements, and International Comparison
Japan introduced tuition-free university education for multi-child households in April 2025. But only 12.7% of all households qualify. With household education burden at 51% (2nd highest in OECD) and education spending at 3.9% of GDP, the gap between the label 'tuition-free' and reality reveals a structural problem in Japanese higher education.
Literature Map: The Lineage of Social Policy — Tachibana, Kenjoh, Miyamoto, and ISVD's Intersection
Tracing the intellectual lineage from pre-war Japan's Social Policy Association through Tachibana's inequality debate, Kenjoh's political economy of redistribution, and Miyamoto's welfare regime theory to ISVD's structural analysis methodology.
Integrating Climate Justice and Social Policy — A Design Guide
A guide to the 'just transition' framework for designing climate action and social welfare policy in an integrated manner.
'Not Enough Time' Is Not a Personal Problem — The Structure of Time Poverty Produced by a 5.5-fold Gender Gap in Unpaid Labor
One in four mothers with preschool-age children who are also employed falls into 'time poverty.' Japanese women spend 5.5 times more hours on unpaid labor than men — the largest gap among OECD comparison countries. Using the activities of NPO Soluna as a lens, this article examines the structural mechanisms of time poverty and the cascade of social issues it generates.
The Silent Erosion of Disposable Income — How Inflation and Rising Social Insurance Premiums Are Squeezing Household Finances in 2026
Real wages have declined four years in a row; the Engel coefficient has reached a 44-year high of 28.6%; the national burden rate stands at 46.2%. With rising prices and social insurance premiums advancing simultaneously in 2026, how is middle-class disposable income changing? This article reads through the three-layer structure of "invisible tax increases" using data from the Daiwa Institute of Research and the Dai-ichi Life Research Institute.
The Common Structure of 'Unreached Populations' — What a 20% Take-up Rate Reveals About Policy Design
Japan's public assistance take-up rate is an estimated 22.9%—80% of eligible households receive no benefits. Analyzing three reinforcing barriers.
Is Noise 'Invisible Violence'? — Health Risks Warned by the WHO and Japan's Regulatory Vacuum
A disease burden of 1.6 million DALYs annually attributable to noise represents a level that cannot be overlooked. Cardiovascular disease, sleep disorders, cognitive impairment — the WHO ranks noise as the 'second-largest environmental risk factor after air pollution.' This article examines, through data, both the international comparison of Japan's regulatory standards and the actual extent of health harm caused by noise.
The 'Singles Tax' Unmasked — Japan's Child-Rearing Support Levy and the Asymmetry Between Benefits and Burdens
From April 2026, a new levy — the "Child and Child-Rearing Support Contribution" — will be collected on top of public health insurance premiums. Branded on social media as a "singles tax," the scheme requires contributions from all insured persons regardless of whether they have children. This article analyzes the policy across three dimensions: the structural conflict between social insurance principles and social solidarity logic, the contrast with overseas financing models, and the state of evidence on its effectiveness as a measure to address Japan's falling birthrate.
Why They Keep Gathering Despite Exclusion — The Structural 'Place to Belong' Crisis Revealed by Guri-shita and Tō-yoko
A 2.4-meter wall at Osaka's Guri-shita, fences at Shinjuku's Tō-yoko. Yet youth simply relocate. Child abuse cases: 225,509 (record high). Kimimamo users: 8,858 (over 2x expected). Analyzing the structure of 'gathering spots' from both exclusion and inclusion perspectives.
What 'Tuition-Free' Doesn't Cover — The Education Gap Hidden by Japan's High School Tuition Subsidy
In FY2026, Japan fully removes income restrictions on high school tuition subsidies. But only 'tuition' is covered. The 3-year cost gap between public and private schools: ¥1.29 million. Education spending at 3.9% of GDP — the lowest in OECD. Analyzing the structure behind the label of 'tuition-free.'
When Children's Tables Break Down — The Triple Crisis of Free School Lunches, Solitary Eating, and Kodomo Shokudo
Japan's school lunches cost just ¥270 per meal, and face quality erosion amid inflation and the 2026 free lunch policy. 34% of children in single-parent households eat only twice a day during summer. Kodomo shokudo (children's cafeterias) have surged to 12,601 locations, but systems built on goodwill alone cannot last. A structural analysis of children's food security across institutional, civil, and household layers.
Wellbeing Policy Design Guide — Embedding Subjective Well-Being in Public Policy
A practical framework for municipalities and NPOs to incorporate wellbeing indicators into policy evaluation, design, and community impact measurement.
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.
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.
Why Are the Voices of Persons with Disabilities Not Heard? — The Japanese Structure of Testimonial Injustice
This case study analyzes the mechanism by which the voices of persons with disabilities are systematically discounted as 'subjective' or 'emotional,' drawing on the intersection of Fricker's testimonial injustice theory and agnotology. Using Arai Yūki's Shōgaisha Sabetsu o Toinaosu as a primary reference, it illuminates the structure of epistemic exclusion within Japan's welfare system.
Poverty and Epistemic Exclusion — The Structure of 'Being Unable Even to Know'
The loss of 'three bonds' (san-en) depicted in Suzuki Daisuke's Saihinkon Joshi is inseparable from the severance of access to information. This case study analyzes the spiral in which poverty enforces ignorance and ignorance reproduces poverty as a compound mechanism of epistemic exclusion and complexity weaponization.
The Economic Rationality of Preventive Medicine: Social Design in the Era of 48 Trillion Yen Healthcare Costs
Structural analysis of the cost-effectiveness of preventive medicine investment. Comparing healthcare expenditure breakdown and preventive ROI.
The Structure of ¥48 Trillion in Medical Expenses — A Turning Point for Sustainability Toward 2030
Japan's medical expenses hit ¥48.09 trillion in FY2023—a record high. As spending grows relentlessly, the healthcare system faces sustainability challenges.
Dismantling the '1.06 Million Yen Wall' — The Social Insurance Turning Point Facing 2 Million Workers
In October 2026, Japan abolishes the '1.06 million yen wall.' Around 200,000 part-time workers will be newly enrolled in social insurance coverage.
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.
The 'Depth' of Child Poverty — What Relative Poverty Rates Cannot Tell Us
Japan's child poverty rate declined to 11.5% in 2021. But the improving rate masks worsening poverty depth experienced by the poorest children.
Public Assistance 'Capture Rate' 20% — The Invisible Gaps in Japan's Safety Net
Only an estimated 20% of eligible people actually receive public assistance in Japan. Psychological, procedural, and informational barriers explain the gap.
Why AI Adoption Stalls in Nonprofits — Three Structural Barriers and How to Overcome Them
AI adoption lags in welfare, education, and healthcare nonprofits beyond just technical skills. Analyzing three structural barriers to meaningful adoption.
Questions Posed by U.S. Welfare Retrenchment — Where Is Institutional Trust Heading?
Trillion-dollar welfare cuts are advancing in the U.S. Examining the social impact of massive Medicaid and SNAP reductions and welfare redesign.