A pioneering new drug that could eventually help people regrow missing or damaged teeth has begun clinical trials in Japan.

TOKYO - Ever since Commodore Perry’s black ships entered the harbor here in 1853, the Japanese have wondered whether their nation could modernize without becoming thoroughly Westernized. Today ...

Today in Japan, one of the most prominent representatives of the black teeth practice are geisha, and it’s not uncommon to see blackened teeth in Kyoto, Japan’s former capital, according to a ...

People with missing teeth may be able to grow new ones, say Japanese dentists testing a pioneering drug they hope will offer an alternative to dentures and implants.

In south-east Asia, betel nut chewing has been practiced since antiquity. The plants contain compounds that enhance the ...

But numerous young Japanese women with “snaggleteeth” paid for it. “Yaeba” is Japanese for double tooth. Some Japanese men reportedly find crooked teeth endearing and attractive.

The teeth of children ages 5 to 15 will be checked if extracted during regular dental visits, with the results shown to the parents. The extracted teeth will be checked for cesium or other isotopes; ...