Update 2026-08-14 (3): According to reports from Friday (14 August), more than 20,000 households in the affected areas were still without power, according to the power grid operator Tepco. The weather service has since downgraded the warning level from the highest danger level.
Update 2026-08-14 (2): Heavy rain in Chiba Prefecture on Thursday (13 August) left several people dead and at least one missing. Major highways remained closed. Flooding disrupted roads and rail services, with thousands of passengers stranded overnight at Narita Airport. Authorities have lowered the highest-level emergency warning but continue to advise caution over flooding and landslides.
Update 2026-08-14 (1): According to the latest reports, heavy rainfall and landslide warnings have been issued on Friday (14 August) for Chiba Prefecture.