3 audience members were injured during Nogizaka46's November 7 concert at the Tokyo Dome when a camera recording the event fell into the crowd.
The incident occurred around 8 pm local time, according to the Tokyo Metropolitan Police Department.
A camera weighing approximately 40 kilos (88 pounds) was suspended by 4 wires 6 meters (20 feet) above the audience. It fell onto the audience below, leaving 3 male college students with minor injures requiring medical treatment.
The Tokyo Metropolitan Police Department is investigating the incident for possible negligence by officials in charge of the concert.
Nogizaka46 is scheduled to perform its second night of concerts at the Tokyo Dome tonight. The camera and equipment involved in the incident will not be used.