Princess Yuriko became the sister-in-law of Japan's World War II-era Emperor Hirohito when she married his brother Prince Mikasa.

She married the brother of wartime Emperor Hirohito less than two months before Japan’s attack on Pearl Harbor in 1941.

Princess Mikasa, the oldest member of the Japanese royal family, died at 101 after being hospitalized since March. Born Yuriko Takagi in 1923, she married Prince Takahito and had five children.

Japanese Princess Yuriko has passed away at the age of 101 following a recent decline in her health, according to palace officials.

Japanese Princess Yuriko, the wife of wartime Emperor Hirohito’s brother and the oldest member of the imperial family, has died after her health deteriorated recently, palace officials said. She was 101.

Japanese Princess Yuriko, the wife of wartime Emperor Hirohito’s brother and the oldest member of the imperial family, has died after her health deteriorated recently, palace officials said. She was 101.

Princess Yuriko of Japan, the Imperial Family’s eldest member, died at 101 years old on Nov. 15 at a Tokyo hospital. Her health had taken a sharp decline after a stroke and pneumonia in March of this year.

Princess Yuriko, the oldest member of the Japanese Imperial Family, passed away on Friday, November 15 at age 101.

Princess Yuriko became the sister-in-law of Japan's World War II-era Emperor Hirohito when she married his brother Prince Mikasa.

Princess Mikasa, the oldest member of Japan's royal family and great aunt to the emperor, died aged 101 on Friday in a Tokyo hospital, the Imperial Household Agency said.