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November 07, 2025
 

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HEAT

When water temperatures are high, particularly when they rise to 33 degrees Celsius or above, the difference between water and body temperatures is smaller, preventing heat from escaping into the water and increasing the risk of heatstroke.
JAPAN / Science & Health
Aug 13, 2024
Heatstroke a risk even in swimming pools, Japanese experts warn
Experts say the body's ability to regulate temperature is compromised, especially when the water temperature is high.
People rest outside Matadero cultural center during the fourth heatwave of the summer in Madrid on Sunday.
ENVIRONMENT
Aug 12, 2024
Experts are fighting over whether to give heat waves names
The arguments against naming heat waves aren’t so removed from the arguments in favor: Heat is complicated, and its threat level tricky to generalize.
Blistering heat is becoming a fixture of summer in Japan, but a few tweaks to your routine can make your outdoor runs bearable — if not enjoyable — until cooler temperatures return.
LIFE / Lifestyle / Boiling Point
Aug 10, 2024
Ice bandanas, convenience store breaks: Running under Japan’s summer sun
There are easily affordable ways to work some more cooling elements into your runs.
A bulletin board shows the day's highest temperature in Kumagaya, Saitama Prefecture, on July 29.
JAPAN / Boiling Point
Aug 8, 2024
From Naha to Nemuro, how Japan’s cities are responding to more heat
Municipalities are reaching for everything from automated misting systems to anime to help cool residents and educate them about the risks of heat.
Temperatures are soaring across Japan, making getting to sleep at night a constant battle between your body and the right setting for your air conditioner to help you nod off.
LIFE / Lifestyle / Boiling Point
Aug 2, 2024
An ideal AC temperature for sleep? Science says yes ... and no.
Keeping your room at 26 degrees Celsius can help you sleep through summer’s steamy nights — but how long should you leave the AC on?
People cross a street in Tokyo's Harajuku district on Wednesday. In July, the deviation from the average temperature between 1991 and 2020 — a period when warming was already well underway — was 2.16 degrees Celsius.
JAPAN / Boiling Point
Aug 1, 2024
Japan experienced its hottest July on record
The number of “extremely hot days” — those where the highest temperature hits 35 C and above — was the largest figure for a July.
Takeshita street in Tokyo's Harajuku shopping district on Wednesday, when temperatures reached 35.6 degrees Celsius.
JAPAN / Science & Health
Aug 1, 2024
New 'most severe' category added to Japan’s heatstroke guidelines
The move is meant to stress the need for urgent medical attention in severe cases as the number of heatstroke cases soars amid record-high temperatures.
The world needs a smaller, more focused Olympics to ensure sustainability and relevance amid changing global conditions.
COMMENTARY / World
Jul 31, 2024
Olympics host cities don’t belong on a warming planet
The world needs a smaller, more focused Olympics to ensure sustainability and relevance amid changing global conditions.
Two people in Tokyo walk past a poster meant to evoke a cooling feeling the summer heat.
LIFE / Language / BILINGUAL
Jul 31, 2024
Sunscreen bans, UV-cuts and the language of summer skincare in Japan
Get to know Japanese terms for products that will help you protect your skin in the scorching sun.
A man cools himself in a water mist spray in Ginza, Tokyo, on Wednesday. Multiple regions topped 40 degrees Celsius for the first time this year on Monday.
JAPAN / Science & Health
Jul 29, 2024
Multiple places in Japan see mercury top 40 C for first time this year
Notable readings include a peak of 41 degrees Celsius in Sano, Tochigi Prefecture, as well as 40.2 C in the city of Hamamatsu, Shizuoka Prefecture.
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.
A child gets a break from the heat thanks to a cooling mist machine at Sensoji temple in Tokyo.
LIFE / Language / BILINGUAL
Jul 24, 2024
Whether it's the pool or the park, teach your kids how to be safe this summer vacation
Your children are likely to sneak out of the house for some fun while school is out. Make sure they know the importance of "squid sushi."
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.
Canada's Evan Dunfee poses as he celebrates winning bronze in the men's 50-kilometer race walk at the World Athletics Championships in Doha on Sept. 29, 2019.
OLYMPICS
Jul 23, 2024
Chilled athletes embrace strategies to beat Paris heat
In a warming world, heat acclimatization has moved rapidly from the fringes of sports science into the mainstream.
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.
JAPAN
Aug 1, 2023
July in Japan saw second-highest number of days over 35 C for the month
Temperatures above 35 C were recorded at 2,435 locations, with climate change and El Nino contributing to scorching heat.
Japan Times
LIFE / Style & Design
Sep 8, 2020
Japanese beat the summer heat with fan-fitted clothes
As Japan swelters through record temperatures, fan-fitted clothing moves beyond workwear and into new markets.
The Toyota buyout is a major test for Japan’s reforms
Akio Toyoda, chairman of Toyota Motor, speaks during a media preview at the Japan Mobility Show in Tokyo on Oct. 29. Minority investors are challenging the carmaker's bid to take affiliate Toyota Industries Corp. private.
From France to Mali, a deportee's struggle far from home
Moussa Sacko, a Malian deported from France — where he had lived since he was a young child — stands on a street in Bamako, Mali, in December. Compared with his home in France, Bamako feels like a different planet, Sacko said.
High-speed rail is expensive and difficult, but seen as a key to growth
Achal Khare, former managing director at India’s National High Speed Rail Corporation, gives a presentation during the IHRA Forum 2025 in Tokyo on Oct. 23.
ChatGPT nickname and Trump tariffs nominated for Japan’s buzzword of 2025
Women hold toys depicting Myaku-Myaku, the official character for the 2025 Osaka Expo, during a media day ahead of the event's public opening day in Osaka in April.
SoftBank is said to have explored potential takeover of Marvell
SoftBank explored a potential takeover of U.S. chipmaker Marvell Technology earlier this year, in what would have been the semiconductor industry's largest-ever deal.
These are the hottest lower-division rikishi to watch right now
Fukazaki (right) grapples with Enho at the IG Arena in Nagoya on July 13.
Across borders and screens, Tokyo film festival finds humanity in migration
“Mother Bhumi” takes place in a multiethnic rice-farming community where Chinese, Thai and Malay lineages intertwine.
Takaichi’s balancing act: Supporting Taiwan and stabilizing China ties
Prime Minister Sanae Takaichi shakes hands with Lin Hsin-i, Taiwan’s presidential adviser, on the sidelines of an Asia-Pacific Economic Cooperation summit meeting in Gyeongju, South Korea, on Saturday in this image posted to Takaichi's official X account.
From 1973 to 2025: A Japanese American skater’s long ride to recognition
Judi Oyama at Winchester Skatepark in San Jose, California, in January 1979. The Skateboarding Hall of Fame inductee and Guinness World Record holder still skates and hopes to inspire older women.
More Japanese universities pushing toward teaching in English
Waseda University in Tokyo

Podcast

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

Longform

Once smoky, male-dominated spaces, today's net cafes, like Kaikatsu Club, are working to make their operations more attractive to women customers.
The second life of Japan's net cafes
By Alex K.T. Martin

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