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August 31, 2025
 

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HEAT WAVES

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.
This year's rice harvest is also feared to be impacted by the scorching heat, spurring concerns among producers and consumers.
JAPAN
Jul 27, 2024
Heat waves impact Japan's rice quality, leading to shortage
Despite 2023's harvest volume being on par with previous years, high temperatures have caused rice grains to develop a cloudy look or break into pieces.
Summer in Japan is now consistently brutal enough to drive you indoors and keep you there until autumn.
COMMUNITY / Voices / FOREIGN AGENDA
Jul 27, 2024
When did summer in Japan stop being fun?
Summer in Japan used to be something to enjoy. Now, it’s something to endure.
The students at Mitaka Municipal No. 7 Junior High School have access to various cooling devices for when they play sports.
ENVIRONMENT / Climate change / Longform
Jul 26, 2024
Japan's extreme heat is causing a rethink of school sports
At risk of sunburns and heatstroke, principals across Japan are trying to protect students' health as well as their athletic opportunities.
A cyclist cools off at a fountain at Madrid Rio park during a heat wave in Madrid, on Thursday.
ENVIRONMENT / Climate change
Jul 26, 2024
U.N. demands action on extreme heat as world registers warmest day
U.N. Secretary-General Antonio Guterres urges governments to "heatproof" their economies, critical sectors such as health care, and the built environment.
Toray Industries introduces its protective clothing that lets air through at a heatstroke goods exhibition in Tokyo.
JAPAN
Jul 25, 2024
Heatstroke prevention goods exhibited in Tokyo
At the 10th annual event of its kind, 84 companies showcased products designed to prevent heatstroke for workers.
A construction worker during a heat wave in Folsom, California.
ENVIRONMENT / Climate change
Jul 25, 2024
What the temperature doesn’t tell you about extreme heat’s hazards
After its nationwide rollout in April, the HeatRisk forecasting tool is getting a real-world test as deadly temperatures stress much of the U.S.
Experts are advising students to drink plenty of water, as a survey revealed more than half of them are not sufficiently hydrated during the day.
JAPAN / Science & Health
Jul 24, 2024
Over half of students in Japan are not well hydrated, study finds
Urine osmolality, which goes up as water intake declines, was at levels considered to indicate insufficient hydration.
A pedestrian walks past air conditioning units in Tokyo on Saturday.
JAPAN / Science & Health
Jul 21, 2024
Japan bakes as temperatures across the country rise above 35 C
In Toyooka, Hyogo Prefecture, the mercury hit 38.2 C, while Miyazu, Kyoto Prefecture, saw the temperature rise to 37.3 C.
Traditional folk rituals like Mizudome-no-mai (dance to stop the rain) provide a sense of agency to a population that feels largely powerless in the face of the climate crisis.
JAPAN / Society / Longform
Jul 21, 2024
As climate extremes intensify, Japan embraces ancient weather rituals
Can a 700-year-old dance have an effect on extreme heat or torrential rain? Probably not. When you're feeling powerless, though, any little thing helps.
People hold umbrellas while watching baseball to deal with the heat in the city of Shizuoka on July 7.
JAPAN / Science & Health
Jul 19, 2024
As risk of heatstroke rises in Japan, so does that of COVID-19
Patients examined for suspected heatstroke have been diagnosed with COVID-19 instead, as symptoms can be similar.
A passerby holding a parasol wipes her face as she walks on the street amid a heatstroke alert in Tokyo and other prefectures, in Tokyo on July 9.
JAPAN / Science & Health / Boiling Point
Jul 19, 2024
How to prevent and respond to heatstroke in Japan this summer
Staying hydrated and controlling the rise in one's body temperature are the fundamental ways for preventing and alleviating heat-related illnesses.
Passersby holding parasols walk through Tokyo on July 9 amid a heatstroke alert in the capital and other prefectures.
JAPAN / Boiling Point
Jul 19, 2024
Boiling Point
This special series focused on this year’s scorching summer will also lay the groundwork for enhanced heat coverage in future years.
The streets of Tokyo's Ginza district on Thursday. The rainy season appears to have ended in the regions of Tokai and Kanto, including Tokyo, on Thursday, according to the Meteorological Agency.
JAPAN
Jul 18, 2024
Rainy season ends in Tokai and Kanto regions
The season looks to have ended a day earlier than average, according to the Meteorological Agency.
Think air conditioning is a requirement for a Tokyo summer? Think again.
COMMUNITY / Voices / FOREIGN AGENDA
Jul 15, 2024
No AC this summer? No problem (for me).
I do have a unit, and I dutifully clean the filters now and then, but over the past two or three years, I’ve learned to live entirely without it.
Tenugui towels hang up to dry at a dyeing company in Sakai, Osaka Prefecture, on May 8. The durable and versatile tenugui, which many people have in their homes, can be used in many ways to cool one’s body.
ENVIRONMENT / Sustainability / OUR PLANET
Jul 14, 2024
How to beat Japan’s summer heat in ways better for the planet
As summers get hotter across the world we’re met with a paradox: To stay cool, it seems we’re compelled to consume more.
Most people think of hydration as a strictly liquid-based concept, but eating foods with high water content is an essential part of making it through a Japanese summer unscathed.
LIFE / Lifestyle / Boiling Point
Jul 13, 2024
How to tweak your diet when temperatures spike
The one thing everyone can control when the mercury rises is their diet.
While Tokyo has secured enough fuel to deal with expected surges in power demand as temperatures rise this summer, economy minister Ken Saito is urging people not to waste electricity.
JAPAN / Society
Jul 12, 2024
Japan on ‘high alert’ for summer power shortages, economy minister says
Thermal power facilities put on maintenance earlier this year are set to come online by end-July while earlier fixes are expected for other equipment failures.
Dolphins Arena in Nagoya. While the new IG Arena will almost certainly provide a more enjoyable experience for fans, the hope is that action on the raised ring will retain the heat that Dolphins Arena has long been famous for.
SUMO / INSIDE SUMO
Jul 10, 2024
A farewell to a Nagoya sumo arena known for heat — inside and outside the ring
The upcoming Nagoya Grand Sumo Tournament will be the last to be held at Dolphins Arena, which has been the scene of numerous memorable moments over the years.
Tea garden workers pluck tea leaves inside Durgabari Tea Estate on the outskirts of Agartala, India, in 2017.
BUSINESS / Markets
Jul 9, 2024
India's tea prices soar as extreme weather slashes output
The price rise could support the beleaguered Indian tea industry, which has been struggling with rising production costs.
Philippine bid to acquire used Japanese warships gains steam
Tokyo is looking to transfer Abukuma-class vessels to the Philippines as part of broader efforts to boost the defense capabilities of like-minded neighbors amid growing Chinese military assertiveness in the region.
Japan to launch broad review of immigration policies amid rise in foreign nationals
Foreign tourists at Narita Airport in June. A report released Friday stresses that Japan is at a turning point and that current ad-hoc measures on immigration are no longer sufficient.
Top Japan trade negotiator canceled U.S. trip over rice, report says
Ryosei Akazawa
Most Japanese teens struggling with school find end of summer ‘painful’
Some 93.1% of Japanese teenagers who struggle with school life said they felt like they “wanted to disappear from the world" at the end of summer vacation ahead of the start of a new term, according to a recent survey released by Yokohama-based nonprofit Daisan Kazoku.
Most Trump tariffs are not legal, U.S. appeals court rules
Workers hang a large poster of U.S. President Donald Trump on the facade of the Department of Labor headquarters building in Washington on Wednesday.
Japan to launch broad review of immigration policies amid rise in foreign nationals
Foreign tourists at Narita Airport in June. A report released Friday stresses that Japan is at a turning point and that current ad-hoc measures on immigration are no longer sufficient.
Japan is warming up to tattoos — just not permanent ones
Tattoos have a complex history in Japan, but new types of temporary ink are letting locals curious about body art experiment without the commitment.
YouTube Music Weekend is where Japan’s internet-born performers go global
Headlining the second day of YouTube Music Weekend is Vocaloid artist Kikuo, who, with 1.46 million YouTube subscribers, is one of the most popular artists in the genre.
Japan looks to build drone ‘shield’ in record defense budget request
A group of Ground Self-Defense Force service members discuss drone operations and capabilities at a joint static display during the Orient Shield 24 opening ceremony at the Yausubetsu Training Area in Hokkaido in July last year.
Can anime carry the memories of World War II?
Many schools in Japan show "Grave of the Fireflies" as educational material to tell the emotionally grueling story of a boy who has no means to prevent his sister from starving to death.

Podcast

One of the many entrances to the Kabukicho neighborhood in Tokyo’s Shinjuku Ward.
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Longform

Tetsuzo Shiraishi, speaking at The Center of the Tokyo Raids and War Damage, uses a thermos to explain how he experienced the U.S. firebombing of March 1945, when he was just 7 years old.
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By Alex K.T. Martin

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