Tokyo experienced a series of earthquakes this month, with the most recent registering a magnitude of 4.6 on February 23, 2026. The quake was centered in Shikinejima, Tokyo, at a depth of 142.0 km, according to the Japan Meteorological Agency.
Recent data from Earthquake Track shows that Tokyo has experienced 0 earthquakes of magnitude 1.5 or greater in the past 24 hours, 2 in the past 7 days, and 10 in the past 30 days. A total of 65 earthquakes have been recorded in the Tokyo area over the past 365 days.
On February 19, 2026, a magnitude 4.5 earthquake struck Aomi, Tokyo, at a depth of 57.0 km. Another quake, measuring 4.1 in magnitude, was recorded in Ashikaga, Tochigi, on February 15, 2026, at a depth of 75.0 km.
The largest earthquake recorded in the Tokyo region this year occurred on January 7, 2026, in Misawa, Aomori, with a magnitude of 7.6. This month, a 5.0 magnitude earthquake was recorded in Kitaibaraki, Ibaraki on February 3, 2026. The recent seismic activity highlights Japan’s vulnerability to earthquakes, prompting ongoing assessments of potential disaster impacts.
A magnitude 4.7 earthquake was also recorded in the Koshiki Islands region off the coast of Kagoshima on February 24, 2026, with no tsunami warning issued, according to reports.
Officials are also preparing for the possibility of a major earthquake directly beneath the Tokyo metropolitan area. Recent official predictions suggest a potential for widespread disruption, including power outages and water shortages, with economic losses potentially reaching 4 trillion yen, as reported by Hong Kong 01.
According to Yahoo Japan, a new assessment suggests a magnitude 7 earthquake could result in approximately 1,800 deaths and injuries.
