The team of researchers from the Institute of Science Tokyo has found that cells often labeled "villains" for their roles in atopic dermatitis and asthma can alleviate lung inflammation.
JAPAN / Science & Health
Aug 1, 2025
Immune cells that worsen asthma can ease lung inflammation, Japan study shows
The surprise findings, published in the European Respiratory Journal, may pave the way for new treatments.
A regenerative medicine startup, Kyoto-based iHeart Japan, said Monday that it has conducted a clinical trial to transplant a treatment sheet containing cardiac muscle cells derived from human induced pluripotent stem cells into a patient with a heart muscle disease.
JAPAN / Science & Health
Jul 29, 2025
Japan startup transplants iPS cells for heart treatment in clinical trial
The layered sheet containing three types of cells and gelatin particles were placed on the surface of the heart, and are expected to improve the heart's contractions.
A screenshot of a health ministry website shows an application form to submit documents for approval of a regenerative medicine program.
JAPAN / Science & Health
Jul 28, 2025
Health bureaus' inconsistencies on regenerative medicine plans spark outcry
In one case, a regional health and welfare bureau immediately approved a regenerative medicine program but a different bureau rejected the same treatment plan.
By 2040, demand for cancer surgeries in Japan is projected to decrease by 5% by 2040, while that for radiotherapy is projected to increase by 24%.
JAPAN / Science & Health
Jul 25, 2025
Health ministry panel calls for consolidating cancer care provision
A health ministry panel has called for consolidating surgeries and radiotherapies for cancer treatment, citing such reasons as the dwindling number of surgeons in Japan.
The average life expectancy of Japanese citizens in 2024 is 81.09 years for men and 87.13 years for women, according to the health ministry.
JAPAN / Science & Health
Jul 25, 2025
Japan's average life expectancy in 2024 almost unchanged from 2023, data shows
The life expectancy of Japanese men was sixth globally in 2024, while that of Japanese women remained in the top spot.
Pancreatic cancer, the third-leading cause of cancer death in Japan, has the lowest five-year survival rate of any cancer at just 8.5%.
JAPAN / Science & Health
Jul 25, 2025
Kyoto University researchers find mechanism behind malignant pancreatic cancer
Pancreatic cancer is the third-leading cause of cancer death in Japan.
Researchers at the University of Osaka Hospital last year became the first in Japan to conduct surgeries of reducing the number of fetuses in multiple pregnancy as part of clinical research.
JAPAN / Science & Health
Jul 16, 2025
Researchers in Japan conduct multifetal pregnancy reduction surgeries
It is the first time that the procedure has been carried out as clinical research in Japan.

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Koichi Tagawa’s diary entry from Aug. 9, 1945, describes the day of the atomic bombing of Nagasaki.
The horrors of Nagasaki, in first person