Highest Flood Emergency Warning Issued for Koyoshi River in Akita, Japan

The Japan Meteorological Agency has issued a Level 5 flood emergency warning for the Koyoshi River in Akita Prefecture, northeastern Japan, following confirmed overtopping of its left bank near Moriko. Record rainfall, including 127 mm in Yashima within 24 hours, caused the severe flooding. Residents are advised to take immediate life-saving actions, such as moving to higher floors, as evacuation sites may be unsafe due to the ongoing emergency.