According to data released by Japan's Chiba prefectural government on the 18th, 11 people have died as a result of this heavy rain in Chiba Prefecture, and 2 others are missing. According to the Japan Meteorological Agency, heavy rainfall has continued to occur in Chiba Prefecture since the evening of August 13. Among them, the cumulative rainfall in Chiba City in the 12 hours up to 1 a.m. local time on the 14th reached 347 mm, the highest value ever recorded. The rainfall in half a day was close to three times the average monthly rainfall in August of previous years.

According to data released by Japan's Chiba prefectural government on the 18th, 11 people have died as a result of this heavy rain in Chiba Prefecture, and 2 others are missing. According to the Japan Meteorological Agency, heavy rainfall has continued to occur in Chiba Prefecture since the evening of August 13. Among them, the cumulative rainfall in Chiba City in the 12 hours up to 1 a.m. local time on the 14th reached 347 mm, the highest value ever recorded. The rainfall in half a day was close to three times the average monthly rainfall in August of previous years.