Japan, Severe Weather, Level 3: Disruptions due to Tropical Storm Yun-Yueng across Honshu Island – Japan [Update 5] September 12, 2023September 12, 2023 [email protected]Travel Alert Update 2023-09-11: After three people were killed in Ibaraki and Chiba prefectures, at least 1,200 buildings were flooded. Over the next days, more rainfall is forecast over central and western Honshu island.