URAWA, Saitama Pref. -- A 13-year-old boy stabbed a classmate to death at a junior high school Monday (March 9) morning in Higashi-Matsuyama, Saitama Prefecture, police said.

The boy, a first-year student at Higashi Matsuyama Junior High School, stabbed Makoto Kato, 13, in the left side of his chest with a folding knife at around 9:40 a.m., during a morning break, police said.

The attacker's name is being withheld under the Juvenile Law.