At least five people were killed and five others hospitalized after a suspected World War II-era bomb exploded in Biak Numfor Regency, Papua, Indonesia, on Sunday afternoon.

Axar.az reports, citing Jakarta Globe, the explosion occurred beneath a stilt house near the shoreline on Walter Mongonsidi Street in Biak town, destroying several nearby homes.

As of Sunday evening, emergency responders were focused on evacuating victims, securing the area, and conducting a detailed investigation into the incident. Three people were also reported missing, according to Papua Police spokesperson Chief Commissioner Cahyo Sukarnito.

“The explosion is suspected to have originated from a World War II-era bomb. The investigation is still ongoing,” Cahyo said.