Overview
- Record rainfall hammered Yakushima, with Onoaida recording about 490.5 mm in 24 hours and several stations setting September or all-time records during the event.
- The Japan Meteorological Agency issued a rare Level 5 Landslide Disaster Special Warning early on Saturday, Sept. 5, and downgraded it to Level 4 later that day while urging immediate caution.
- Kagoshima Prefecture issued evacuation orders covering roughly 3,574 households (6,228 people) and opened multiple shelters as the prefectural government activated its disaster response center.
- Authorities reported confirmed landslides, water-intake damage cutting supply to about 289 households, power outages, and large amounts of driftwood blocking Miyanoura Port and ferry facilities.
- The Cabinet Office said the Disaster Relief Act has been applied for Yakushima so central and prefectural governments will share recovery costs, and officials warn risks remain while the ground is saturated.