Police said Wednesday that body parts were found in two cardboard boxes outside a real estate office in Onjuku, Chiba Prefecture.

According to police, the gruesome discovery was made by the 34-year-old office manager at around 8 a.m. Tuesday, NTV reported. Inside one of the boxes, and wrapped in a white cloth, was a human skull. In the other box, bones belonging to what appeared to be hands and feet were discovered, police said. All the remains are believed to be from the same person, police said.

The age and sex of the individual have yet to be determined, police said.

A car was seen parked in front of the office at around 5:45 a.m., police said.

© Japan Today