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October 05, 2025
 

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ALZHEIMERS

A scientist looks at scans of grains at the Memory Centre at the Department of Readaptation and Geriatrics of the University Hospital (HUG) in Geneva, Switzerland, on June 6, 2023.
JAPAN / Science & Health / FOCUS
Sep 17, 2025
Japan’s front-line researchers see bright path ahead for dementia treatment
Four scientists at the forefront of dementia research speak about what kind of future they envision for people with the condition.
The price of Alzheimer's drug Lecanemab, codeveloped by Japanese drugmaker Eisai and U.S. industry peer Biogen, will be lowered to ¥97,277 for a 500-milligram bottle.
JAPAN / Science & Health
Aug 7, 2025
Japan approves price cut for Alzheimer's drug Lecanemab
The drug's price will be lowered to ¥97,277 for a 500-milligram bottle starting on Nov. 1.
The health ministry is expected to cut the official price of lecanemab, an Alzheimer's drug codeveloped by Japanese drugmaker Eisai and Biogen of the United States, by up to 15% from the current level of about ¥3 million per patient a year.
JAPAN / Science & Health
Jul 10, 2025
Japan to cut price of Alzheimer's drug lecanemab
The health ministry is expected to cut the official price of the drug by up to 15% from the current level of about ¥3 million per patient a year.
A Japanese team has started a final-stage clinical trial to administer to patients with familial Alzheimer's disease a drug discovered using iPS cells.
JAPAN / Science & Health
Jun 4, 2025
Japanese team starts final-stage trial for iPS drug to treat Alzheimer's
Through the trial, which began in May, the team aims to confirm the safety and efficacy of the treatment, with hopes of obtaining regulatory approval.
The lack of quick and easy tests has until now slowed the rollout of new Alzheimer’s drugs.
WORLD / Science & Health
May 20, 2025
First blood test for Alzheimer’s to be available in U.S. in June
The test will initially be available at about 50 American research institutes and hospitals that specialize in Alzheimer’s disease.
A group of researchers including from Kyoto University confirmed that the TIM-3 protein, which exists in a type of immune cell in the brain, increases as the brain ages.
JAPAN / Science & Health
May 8, 2025
Loss of immune-regulating protein seen easing Alzheimer's disease
The findings are expected to help develop a new treatment for the disease.
In 2022, the number of elderly people with dementia in Japan reached 4.43 million, according to data from the health ministry.
JAPAN / Science & Health
Nov 28, 2024
Japan researchers develop a simple way to spot signs of Alzheimer's disease
The study showed that Alzheimer's disease can be predicted by identifying the "head-turning sign" in response to questions.
Lecanemab was developed by drugmakers Eisai of Japan and Biogen of the United States.
JAPAN / Science & Health
Nov 15, 2024
European agency switches to recommending new Alzheimer's drug
The committee judged that the efficacy of lecanemab outweighs the risk for some patients.
For patients using donanemab, it will cost them about ¥3.08 million per year. But national insurance coverage will have the government shoulder most of the cost.
JAPAN / Science & Health
Nov 13, 2024
Japan OKs insurance coverage of Alzheimer's drug donanemab
Donanemab became the second Alzheimer's drug that targets causative deposited plaque in the brain to win the coverage after lecanemab.
A scientist looks at brain scans of a patient suffering from Alzheimer's disease in Geneva in 2023.
WORLD / Science & Health
Sep 21, 2024
Revolution or mirage? Controversy surrounds new Alzheimer's drugs
For defenders, the drugs represent a real chance to fight the disease. For detractors, they are a disappointment after a long line of costly failures.
U.K. authorities have approved lecanemab, a novel Alzheimer's drug developed by Eisai, making Britain the first country in Europe to greenlight the drug.
JAPAN
Aug 23, 2024
Britain OKs Eisai's novel Alzheimer's drug lecanemab
The United Kingdom is the first country in Europe to greenlight the drug.
A health ministry panel has approved Eli Lilly's donanemab drug for Alzheimer's patients.
JAPAN / Science & Health
Aug 2, 2024
Japan's health ministry set to approve second Alzheimer's drug
Donanemab, developed by U.S. pharmaceutical firm Eli Lilly, has been backed by a ministry panel.
A scientist looks at scans at the Memory Center at the Department of Readaptation and Geriatrics of the University Hospital in Geneva on June 6, 2023.
WORLD / Science & Health
Jul 29, 2024
A blood test accurately diagnosed Alzheimer’s 90% of the time, study finds
A team of researchers reported that a blood test was significantly more accurate than doctors’ interpretation of cognitive tests and CT scans in signaling Alzheimer's.
The latest research indicates that heat stress is likely to worsen the condition of people with Alzheimer’s disease — which accounts for over half of all dementia cases in Japan — by making them more irritated or exacerbating their cognitive decline.
JAPAN / Science & Health / Boiling Point
Jul 29, 2024
For aging Japan, a troubling link between heat and dementia
The latest research indicates that heat can exacerbate cognitive decline and worsen dementia symptoms.
Leqembi, which was developed by U.S. multinational Biogen and Japanese-based Eisai, is the brand name of an active substance called lecanemab, which is used to treat adults with mild memory and cognitive problems resulting from the early stages of the common type of dementia.
JAPAN / Science & Health
Jul 27, 2024
European medicines watchdog rejects Eisai's new Alzheimer's drug
The watchdog said the risks of side effects, including potential brain bleeding, outweighed the benefits.
Researchers at Tokyo's Juntendo University investigated whether an SGLT2 inhibitor, a drug that promotes sugar excretion through urine, could remove aging cells by administering it to obese mice for a week.
JAPAN / Science & Health
May 31, 2024
Diabetes drug shows promise for aging-related illnesses in mice study
The Juntendo University study shows an SGLT2 inhibitor successfully eliminating senescent cells, which accumulate with age, in the mice's visceral fat.
The latest findings by University of Tokyo researchers raise hopes that the disease may be treated if doctors can identify people who will develop Alzheimer’s before its onset.
JAPAN / Science & Health
May 23, 2024
Japanese researchers confirm blood test predicts risk of Alzheimer's
The latest study raises hopes that if doctors can identify who might be at risk of developing Alzheimer’s beforehand, it could be treated early.
The latest figure is significantly less than a previous projection released in 2015 that said more than 8 million people would have dementia by 2040.
JAPAN / Science & Health
May 8, 2024
Nearly 6 million elderly people in Japan will have dementia by 2040
While the figure is lower than a previous projection, the latest estimate still showed a steady growth in the number of people with dementia.
Tests for patients suffering from Alzheimer's disease. According to the Alzheimer's Association, the disease is estimated to affect more than 6 million Americans.
WORLD / Science & Health / FOCUS
Apr 24, 2024
Alzheimer's drug adoption in U.S. slowed by doctors' skepticism
There is an entrenched belief among some doctors that treating the memory-robbing disease is futile.
JAPAN / Science & Health
Mar 15, 2024
Japan starts clinical trial of familial Alzheimer's treatment
The clinical trial is under way in 16 countries, with four people in their 30s to 50s participating in Japan.
Takaichi poised to become Japan's first female PM after winning LDP poll
Sanae Takaichi, the newly elected leader of the ruling Liberal Democratic Party, holds a news conference after the LDP presidential election in Tokyo on Saturday.
A Japanese ski resort town is roiled by a debate over immigration
A Swedish snowboard instructor works at the Niseko ski resort area on Hokkaido, in Kutchan, in December 2022
Tokyo's newest stationery store sells 'a slower, more human rhythm'
Plotter's signature customizable leather binder is just one of many products contributing to the ongoing boom in the popularity of Japanese stationery.
Retro-wrapped trains mark 100th anniversary of Tokyo's Yamanote Line
Trains decorated to resemble the 103 (left) and 205 series of trains that formerly ran on the Yamanote Line, in Tokyo on Saturday.
One dead, one missing in Japan after bear attack
A bear warning sign. More and more wild bears have been spotted in Japan in recent years, even in residential areas, due to factors including a declining human population and climate change.
How a family-run landscaper turned the Osaka Expo green
The team at Ryokukou Garden consists primarily of a single family, including Toshiki Tanisaki (second from right), who led the company's efforts at the Osaka Expo, Chikako Tanisaki (fifth from right), who performs daily maintanence at the expo, and Takeshi Tanisaki (fourth from right), who added a nursery to the family farm more than 50 years ago.
Eat your balloons: The culinary theater of Grant Achatz comes to Tokyo
Avant-garde chef Grant Achatz and his team from Alinea are in Tokyo for a three-week residency.
Japan’s first foreign wine investor plants its roots in Hokkaido
Intrigued by Japanese wines, Burgundy winemaker Etienne de Montille decided to explore Hokkaido's wine scene, eventually setting up his outpost in Hakodate in 2017.
Tea ceremony experts see matcha boom as a big opportunity
Atsuko Mori, founder and director of Kyoto-based tea salon Camellia Tea Ceremony, prepares matcha during a tea ceremony in Kyoto.
The summer kabuki came roaring back
Kabuki has been trying for years to attract a new generation of fans. One way to do this has been to adapt manga and anime franchises, such as “Naruto,” for the stage. 

Podcast

One of the many entrances to the Kabukicho neighborhood in Tokyo’s Shinjuku Ward.
Kabukicho: Tokyo’s ‘stadium of desire’

Longform

Growing families are being priced out of Tokyo’s condo market, forced to choose between downtown convenience and suburban space.
Is living in central Tokyo still affordable?
By Alex K.T. Martin

SUSTAINABLE JAPAN

We are pleased to announce the winners of the 6th annual Sustainable Japan Award.
We are pleased to announce the winners of the 6th annual Sustainable Japan Award.

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