Two children died and 13 people were injured Wednesday morning after one of two vehicles that collided hit a group of pedestrians from a nursery school in the city of Otsu in Shiga Prefecture.

The group of children, aged between 2 and 3, were taking a walk from the nursery school when the incident occurred, Shiga Prefectural Police said.

Gaku Ito, a 2-year-old boy, and Yui Harada, a 2-year-old girl, died, while 11 other children and two teachers who were with them were injured. Of the 11 children taken to the hospital, two were in critical condition but later regained consciousness, the police said. The two teachers were also taken to the hospital.