About leakage of personal information of elementary school studenｔ

A Regarding elementary school studenｔ, which children's guidance office continues to provide support, the Address (location of entrance facilities) in elementary school studenｔ to her mother. However, when children's guidance office and Elderly and Disabled Support Division issued notices, etc., the location of the entrance facility was leaked.
He apologized to elementary school studenｔ for leaking the location of the facility to her mother, and explained the circumstances to her mother.