Black smoke near the Imperial Palace Trailer accident No possibility of terror Oct 22 6:52

At 6 o'clock on the 22nd, black smoke rose from a tunnel in the Tokyo Metropolitan Expressway near the Imperial Palace. According to the Tokyo Metropolitan Police Department, black smoke is believed to have burned due to a trailer accident in the tunnel.

The trailer driver reports that the tire was punctured and had an accident, and that no one was injured.

On the 22nd, a celebration event accompanying the emperor's throne is held and the alert system is strengthened, but the Metropolitan Police Department believes that black smoke is due to an accident and so far there is no possibility of terrorism.