Number of deaths; the death toll — the count of people who have died in an accident, disaster, incident, etc.
地震の死者数はまだ確認中だ。
The death toll from the earthquake is still being confirmed.
報道では死者数と負傷者数が発表された。
The report announced the number of dead and the number of injured.
増加する死者数に遺族や地域社会が深い悲しみに包まれた。
The increasing death toll plunged bereaved families and the community into deep sorrow.