Tag - in-vitro

 
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September 12, 2025
 

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IN VITRO

Japan previously only allowed preimplantation genetic testing for those who could not get pregnant even after multiple embryo transfers following in vitro fertilization or those who experienced repeated miscarriages and stillbirths.
JAPAN / Science & Health
Sep 9, 2025
Japan expands preimplantation genetic testing eligibility
Eligibility was limited to those who could not get pregnant after embryo transfers following in vitro fertilization or those who experienced repeated miscarriages and stillbirths.
One out of every 5,000 births is affected by mitochondrial diseases, which cannot be treated, and include symptoms such as impaired vision, diabetes and muscle wasting.
WORLD / Science & Health
Jul 17, 2025
World-first IVF trial reduces risk of babies inheriting diseases
The results raise hopes that women with mutations in their mitochondrial DNA could one day have children without passing debilitating or deadly diseases on to the children.
Osaka University researchers say they have developed a method to improve embryo implantation rates.
JAPAN / Science & Health
Jul 11, 2025
Mouse embryo implantation reproduced in lab equipment
The team also discovered protein interactions that help drive embryo implantation.
Tomomi Bitoh, seen crossing the finish line in Antarctica, on the first stop of the World Marathon Challenge, is one of the very few Japanese athletes to speak publicly about her experience with egg freezing.
MORE SPORTS
May 19, 2025
The race for more time: Japanese runner decided to freeze eggs for her future
More women in Japan are expressing interest or following through with freezing their eggs in recent years, but only a few athletes in Japan have spoken about it publicly.
Sachiko Ishizuka, who was born via artificial insemination by donor (AID), tells her story to lawmakers from the Constitutional Democratic Party of Japan on April 9.
JAPAN / Science & Health / FOCUS
Apr 15, 2025
Privacy and transparency clash in debate over bill on artificial insemination
At stake is the thorny question of when children conceived through artificial insemination by donor can access information on their biological parents, and to what extent.
A stick-sized container containing an egg and a tank used to freeze eggs
JAPAN / Society / FOCUS
Mar 5, 2025
More women in Japan turn to egg freezing amid increase in financial support
Although the practice is emerging as a new option for women, experts are urging individuals to carefully weigh its benefits and drawbacks.
Only couples experiencing infertility would be eligible to access assisted reproductive technology, while those in de facto marriages and same-sex couples will be excluded.
JAPAN / Science & Health
Feb 6, 2025
Assisted reproductive tech bill submitted to Upper House
The proposed legislation is aimed at guaranteeing the right of people born through the use of such technology to know their origins.
Interest has grown worldwide in the genetic testing of embryos for couples trying to conceive through IVF.
JAPAN / Science & Health
Oct 17, 2024
Testing for desirable embryos inconsistent and unreliable, new study says
In recent years, interest has grown worldwide in the genetic testing of embryos among couples trying to conceive through IVF.
Republican presidential nominee and former U.S. President Donald Trump dances during a campaign rally at the Cambria County War Memorial Arena in Johnstown, Pennsylvania, on Friday.
WORLD / Politics
Aug 31, 2024
Trump moves to contain fallout of abortion and IVF rows
The ex-president has been under fire from conservatives over an announcement that in a second term he would ensure free in vitro fertilization.
Republican presidential nominee and former U.S. President Donald Trump speaks as he attends a town hall event in La Crosse, Wisconsin, on Thursday.
WORLD / Politics
Aug 30, 2024
Trump's high-wire act on abortion angers conservatives
The Republican nominee, who often brags about his role in overturning the constitutional right to abortion in the U.S., now claims to promote "reproductive rights."
The Japan Society of Obstetrics and Gynecology has expanded the scope of pre-implantation genetic diagnosis to include diseases that manifest in adulthood.
JAPAN / Science & Health
Aug 29, 2024
More PGD tests performed after gynecology group widens scope of procedure
More than twice as many applications for screening have been approved after diseases that manifest in adulthood were included in the tests in 2022.
A medical technician selects eggs for an in vitro fertilization (IVF) procedure Paris in 2019.
WORLD / Society
Jul 25, 2024
IVF mistakes are opening a new front in the fight over reproductive rights
The $40 billion U.S. industry is expected to triple in size over the next decade as more people delay having babies until later in life.
Nikon's new microscope specialized for intracytoplasmic sperm injection, a fertility treatment
JAPAN / Science & Health
Jul 3, 2024
Nikon develops microscope for fertility treatment
The product reduces the number of operational steps involved in intracytoplasmic sperm injection by about 75%.
Demand for infertility treatment is high in Japan, where the number of live births fell for eight straight years to another record low last year.
JAPAN / Science & Health
Mar 30, 2024
Fertility startups in Japan step in as treatment demand soars
In Japan, shortages of treatment options plague patients as the country grapples with one of the world’s lowest birthrates.
JAPAN
Nov 8, 2023
Bill on sperm and egg donors seeks disclosure of some information
The draft seeks to allow information that is not personally identifiable, such as height, blood type and age, to be disclosed without donor's consent
JAPAN / Science & Health
Oct 29, 2023
Mouse embryos grown in space for first time, Japan researchers say
The researchers sent frozen mouse embryos on board a rocket to the ISS in August 2021.
South Korean lesbian couple Kim Kyu-jin (left) and her wife, Kim Sae-yeon, pose with a "pregnant woman" badge during an interview in Seoul last month.
ASIA PACIFIC / Society
Aug 6, 2023
South Korea couple beat same-sex barriers to parenthood
To fight its abysmal birthrate, Seoul offers fertility treatments, cash bonuses and free child care, but only for straight, married couples.
Japan Times
ASIA PACIFIC / FOCUS
Apr 29, 2023
China weighs giving single women IVF access to stem population decline
Concerned about China's first population drop in six decades, government advisers have proposed that single and unmarried women should have access to egg freezing and IVF treatment.
Japan Times
JAPAN / FOCUS
Oct 21, 2022
'Robbing women': Japan's sperm donation law spurs controversy
A draft of the new law shows that it would only authorize the process for legally married couples, mostly those affected by male infertility.
JAPAN
Apr 1, 2022
Japan, in need of more babies, is helping pay for costly IVF
As part of a new policy, public health insurance will reimburse 70% of the costs of advanced fertility treatments.
Workers say corporate South Korea was warned about questionable U.S. visas before Hyundai raid
Activists holding signs that reads "No one is illegal!" protest against a huge immigration raid last week in the U.S. state of Georgia, in front of the U.S. Embassy in Seoul on Tuesday.
As Manila modernizes its military, new opportunities emerge for Tokyo
A Brahmos missile system is displayed during a rehearsal for a military parade in New Delhi in January. The Philippines will soon receive its second batch of the supersonic cruise missiles from India.
Thousands without power in Tokyo as heavy rain batters Kanto region
Heavy rain hit Tokyo and surrounding areas Thursday afternoon, causing thousands to lose power, prompting flood warnings, grounding flights and causing transportation issues.
Why more hotels in Japan are offering room-only service
Nipponia Hotel Ise Kawasaki Merchant Town in Ise, Mie Prefecture
Japan's cutting-edge railgun successfully strikes target vessel
The Defense Ministry’s Acquisition, Technology & Logistics Agency (ATLA) conducted a ship-board railgun shooting test from June to early July this year with the support of the Maritime Self-Defense Force.
Niinami’s ouster quick but not unusual as corporations protect reputation
Takeshi Niinami resigns as chairman and CEO of Suntory Holdings.
As Manila modernizes its military, new opportunities emerge for Tokyo
A Brahmos missile system is displayed during a rehearsal for a military parade in New Delhi in January. The Philippines will soon receive its second batch of the supersonic cruise missiles from India.
Shizuoka farmers fight to preserve sustainable tea method that’s steeped in tradition
As of August 2024, the number of confirmed chagusaba farmers had fallen to 302, just over half the 582 reported in 2015, according to the Shizuoka Chagusaba Farming Method Promotion Council.
Search is on for loopholes in Japan’s $550 billion investment pledge
U.S. Secretary of Commerce Howard Lutnick argues that U.S. President Donald Trump has sole authority to invest Japan's promised $550 billion.
In rural Hokkaido, the stops and starts of tourism revival on full display
Redevelopment plans for Kawayu Onsen have hit some snags — an example of how bringing tourists back to declining rural communities is far from easy work.

Podcast

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

Longform

Figure skater Akiko Suzuki was once told her ideal weight should be 47 kilograms, a number she now admits she “naively believed.” This led to her have a relationship with food that resulted in her suffering from anorexia.
The silent battle Japanese athletes fight with weight
By Mai Yoshikawa

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