News Northern Japan 7.5-Magnitude Earthquake Triggers Tsunami Warnings by Ibrahim Khalil - World Editor April 20, 2026 by Ibrahim Khalil - World Editor April 20, 2026 A 7.5-magnitude earthquake struck northern Japan at 4:52 a.m. Local time on Monday, shaking the Sanriku coast and triggering tsunami warnings across Iwate and Hokkaido. The quake, centered about 10 … 0 FacebookTwitterPinterestEmail