Typhoon No. 25 (Dujuan) is expected to affect parts of Japan during the Silver Week holiday period, with the strongest impacts initially expected in the Ogasawara Islands before the system moves toward the Izu Islands and Kanto region. With warning of heavy rainfall, strong winds, high waves, flooding of low-lying areas, river rises and landslides, impacts in the Kanto regions are expected from September 20-21.

Between 5-7 million people will visit Munich during the period of September 19 and October 4, for the annual Oktoberfest beer festival. The primary celebrations will take place at the Theresienwiese fairground, where large crowds are expected throughout the festival period, particularly during evenings and weekends. The event will involve increased pedestrian, vehicle congestion in the surrounding area and heightened security and police presence.

The 2026 Asian Games will be held in Aichi Prefecture and Nagoya, Japan, from 19 September to 4 October, with the opening ceremony scheduled to take place in Nagoya. Heightened security and increased police presence is expected in areas surrounding the Games. Road closures, public transportation delays, security checkpoints, random searches, and travel disruption are all expected throughout the cities.