Dramatic cellphone video of climbers fleeing eruption on Mount Ontake

A group of climbers on Mount Ontake in central Japan have documented themselves fleeing a volcanic eruption in a dramatic cellphone video.

Saturday’s eruption has left 40 people stranded and another seven missing.

A shaky cellphone video posted on youtube shows a group of climbers quickly descending down the mountain while a massive plume of smoke encroaches upon them from behind.

READ MORE: Volcano erupts with thundering sound in Japan; 7 people missing, 40 injured and stranded