Kazuko Watanabe

was a Japanese religious sister, educationist, and writer. Her Christian name was Sister Saint John. She was a member of the Sisters of Notre Dame de Namur and served as president of their Notre Dame Seishin University, Okayama Prefecture, from 1963 to 1990.

Life and career She was born in Asahikawa, Hokkaido, Japan in 1927. Her father was Jōtarō Watanabe, lieutenant-general of the army and a commander of Asahikawa 7th Division. He was 52 when she was born. She was the youngest of four siblings and the second oldest sister.

In 1936, when she was 9 years old, her father, general and educational commissioner at that time, was killed by young officers of a rebel group in the February 26 Incident. She was traumatized by having to watch as her father was mowed down by 43 bullets; the executioners standing one meter away.

In 1945 she was baptized into the Catholic church.

In 1951 she obtained a bachelor's degree from the University of the Sacred Heart, Tokyo.

In 1956 she joined the Sisters of Notre Dame de Namur in Hiroshima.

In 1962 she received her PhD (Philosophy) from Boston College. In September, she was appointed professor of Notre Dame Seishin University, Okayama.

In 1977 she was diagnosed with depression.

In 1996 she visited the headquarters of the Order of Calcutta.

In 2012 her book Bloom Where You Are Planted (original title in Japanese) became a bestseller and sold more than two million copies.

On December 30, 2016, at the age of 89, she died of pancreatic cancer.