Around the World
What people do in Japan
Every Japan section from across the blog, collected on one page.
Mind
How to Stop Overthinking: Four Techniques That Have Been Tested, and Where the Door Is in Five Countries
Cognitive therapy and cognitive behavioral therapy are covered items in Japan's fee schedule.
Life
Who Gets to Define 'Vegan'? What Four Countries Actually Regulate
Japan created two national agricultural standards (JAS) simultaneously in September 2022, one for vegetarian and vegan processed foods, the other for how restaurants serving vegetarian or vegan food should be managed.
Body
What to Eat for an Upset Stomach: Why Pediatricians Stopped Recommending BRAT
In Japan, the advice when a stomach settles down is starchy, easy-to-digest food like okayu or udon.
Body
Why US and European Sunscreen Labels Differ: A Drug in One System, a Cosmetic in the Other
Two things on a Japanese bottle tend to be new to readers elsewhere. One is what 50+ means. The other is a mark most people outside Japan have never had explained.
Life
Does Mouthwash Actually Work for Bad Breath? What 44 Studies Found
Japan has multiple university dental hospital clinics dedicated to bad breath. Confirmed examples include Osaka University's dental school clinic and the Osaka Dental University Hospital's clinic.
Mind
Why Korea Adjusts Air Traffic for One Exam Day, and Six US Colleges Brought the SAT Back
Japan's Common Test is, for practical purposes, a once-a-year exam too. A makeup exam exists, but only for students who can document illness, injury, or another recognized emergency. On paper, that looks close to the Korean structure.
Relationships
Is Emotional Abuse a Crime? Where a Pattern of Control Is Its Own Offense
Japan did not make coercive control a standalone crime. The revised Act on the Prevention of Spousal Violence, in force from April 1, 2024, widened the protection order system instead. Conflating the two would be a factual error.
Body
Does Sweating Make Eczema Worse? Japan's 2024 Guideline Says the Advice Has No Evidence
A few items in the Japanese guideline have no counterpart in the other three. The first is that showering itself is the subject of a recommendation.
Body
Why Is Acne Medication So Expensive? The 2024 US Guideline Downgraded Two Drugs on Cost
The Japanese Dermatological Association published its acne and rosacea treatment guideline in 2023. Minds, the clinical practice guideline library run by the Japan Council for Quality Health Care, selected it in March 2024.
Life
Is It Safe to Quit Drinking Cold Turkey? What the NHS and NICE Say Before You Cut Down
Japan legislated. The Basic Act on Alcohol Health Damage passed in December 2013 and took effect in June 2014, and the second basic plan under it was adopted by cabinet decision in March 2021.
Relationships
Hikikomori Support: How Japan and Korea Count Social Withdrawal, and Why the Counting Matters
Japan's estimate leads with scale. The Cabinet Office's fiscal 2022 survey put the number of people aged 15 to 64 in hikikomori withdrawal at home at about 1.46 million nationwide, a bit over 2 percent of each age band, roughly one citizen in fifty.
Relationships
Solo Travel Safety: The Registration That Actually Reaches You Abroad in the US, Japan and Korea
Japan's foreign ministry issues risk information on a four-level scale through its overseas safety site.
Body
How to Get Rid of a Cold Fast, and What Six Countries Swear By
In Japan, the traditional remedy shows up somewhere unexpected: the prescription pad. A set of 148 kampo herbal formulas is covered by national health insurance, and any physician can prescribe them, not just kampo specialists.
Work & Money
Paid Vacation Days by Country: Zero by Law in America, Five Weeks in France, and Who Actually Rests
Japan went further than nudging.
Work & Money
After-Work Drinking Culture in East Asia: What Actually Changed at the Table
Japan did not just practice workplace drinking; it coined a word for it.
Life
Living Alone Statistics: Who Actually Lives Solo in the US, Japan and Korea
Japan's solo households went from 9.39 million in 1990, 23.1 percent of all households, to 21.
Life
Sauna Culture Around the World: One Country Made It Heritage, Two Are Losing It
Public bathhouses, the sento, numbered 1,562 in 2025. From a 1968 peak of 17,999, that is a ninety percent decline, and the count is falling by about five percent a year. On that trend the figure drops below 1,000 within a decade.
Work & Money
Why Is the Tipped Minimum Wage $2.13? What a Tip Legally Is in Four Countries
Japan's answer was not "please don't tip" but "let there be nothing to compute." Under the consumption tax law, prices shown to consumers in advance must display the total amount payable, tax included.
Work & Money
Kakeibo, the 50/30/20 Rule, and the Money Club: How Four Countries Make Spending Visible
Japan's household ledger has an inventor and a birthday. The kakeibo was created in 1904 by Motoko Hani, recorded as Japan's first female newspaper reporter, and published through her magazine.
Mind
How to Find a Therapist: Four Countries, Four Front Doors to the Same Treatment
The most surprising fact in the Japanese file is a date. Japan's first national license for a psychological profession, the certified public psychologist, was created by law in 2017, with the first national exam in 2018.
Body
Does a Mask Help With Pollen Allergy? Japan's Government Prints the Percentage
The environment ministry's pollen allergy environmental health manual contains a section on preventing pollen exposure, and lists defenses in order: masks, glasses, clothing, hand washing and face washing, indoor ventilation and cleaning.
Body
When Should You Get a Flu Shot? Korea Starts at 75, Japan's Deadline Is Mid-December
Japan's health ministry answers the timing question with a single number, not a range.
Body
Why Does My Face Turn Red When I Drink? The Gene, the Risk, and the Name That Isn't Medical
About 40 percent of Japanese carry the variant, by the series this article uses. And Japanese has the trait built into its vocabulary: a strong drinker is jogo, a person who cannot drink is geko.
Life
Is Breakfast Really the Most Important Meal? What the Trials Found, and Who Actually Skips It
Japan's health ministry survey pins down what counts as skipping, in three cases: eating only foods like snacks, fruit, dairy or a beverage; taking only supplements or an energy drink; or eating nothing at all.
Body
Do Japanese Head Spas and Scalp Massage Actually Work? The Evidence, Honestly
Head spa is Japanese-made English.
Life
Neighbour Noise Laws: Why Footsteps Count in Seoul and Not in New York
Japan has no statute or local ordinance covering everyday household noise. Several municipalities state this on their own websites and explain that the city cannot step into a civil dispute between residents.
Body
Siesta, Inemuri, and the 30-Minute Rule: What Napping Looks Like Around the World
Inemuri (居眠り) fuses the characters for being present and for sleep.
Life
How to Quit Smoking with Free Help: What Four Countries Will Actually Pay For
Japan covers smoking cessation under national insurance, but the door has a lock.
Life
Do Hangover Cures Work? What 21 Trials Found, and What Actually Sobers You Up (Nothing but Time)
The product list of Hepalyse, Japan's flagship hangover brand, doubles as a diagram of the regulatory system. By the manufacturer's own account it sells nine products as foods, six as medicines with stated effects, and one as a quasi-drug.
Mind
How to Calm Anxiety Fast: What to Try First, and What Four Countries Actually Provide
Japan owns a homegrown answer that runs the opposite direction from most Western instincts. Morita therapy, created in 1919 by psychiatry professor Shoma Morita, treats anxiety not as a disease to erase but as the flip side of the desire to live fully.
Body
Migraine Prevention Access: Same Drug, Same Results, Different Fine Print by Country
The same drug gets different treatment in Japan. By the Korean Headache Society president's account, Japanese insurance covers CGRP-targeted therapy for patients who have failed a single medication or who have chronic migraine, with no limit on duration.
Body
Lower Back Pain: Why the Scan Shows Nothing, and How Four Countries Cope
In Japan, back pain sits at the top of the national statistics. In the 2022 Comprehensive Survey of Living Conditions, it ranked first among self-reported symptoms for both sexes, at 91.6 per thousand men and 113.
Mind
Burnout Symptoms Are Real. So Why Isn't Burnout a Disease?
The word karoshi (過労死), death from overwork, was first used in Japan in the 1970s. It became internationally known in the 1980s, when the bubble economy made extreme working hours a public issue, and it eventually entered English dictionaries as is.
Body
Hair Loss Treatment: What Works, and Why the Warnings Differ by Country
The A-to-D table above is most of what needs saying. That a professional society graded ten treatments and published the result is itself an asset. Anyone can check what has evidence behind it and what does not.
Body
Period Pain Relief That Actually Works: The Guideline Says Stop Normalizing It
In Japan the low-dose pill splits in two by purpose. The oral contraceptive (OC) is prescribed for contraception at the patient's own expense.