The Japan Sumo Association apologized on Thursday after two female medics were ordered to leave the ring where they were performing first aid on a man who had collapsed. In sumo’s tradition, the ring is considered sacred and women are banned from the space.

A Thai court on Tuesday awarded paternity rights to a Japanese man over 13 children he fathered through Thai surrogate mothers. He caused controversy in 2014 when his so-called “baby factory” case came to light.

Kyoto University officials announced on Thursday that a mistake was found in its entrance exam held last year. They decided to admit 17 additional applicants who were erroneously rejected due to the error in a physics question.

A woman in her 60s sued the government on Tuesday seeking 11 million yen in damages over her forced sterilization. She claimed that her human rights were violated under the now-defunct eugenic protection law.

A handwritten note by Albert Einstein during his stay in Tokyo in 1922 sold for 1.56 million dollars at an auction in Jerusalem on Tuesday. He scribbled down his theory on happy living on a sheet of letter paper as a tip to a porter.

The number of people aged 100 and over in Japan hit a record high of nearly 68,000, the Ministry of Health, Labor, and Welfare said on Friday. Women account for 88 percent of the centenarians.

A government survey shows that more students aged 18 or younger commit suicide on September 1 than any other day of the year. Some teenagers succumb to the pressure of returning to school life after long summer holidays.