M4.6 Earthquake Hits Japan’s Chiba Prefecture

The Yomiuri Shimbun

10:55 JST, January 29, 2026

A magnitude 4.6 earthquake struck the southern Chiba Prefecture at about 10:25 a.m. on Thursday, registering a 4 on the Japanese seismic intensity scale of 7 in Minami-Boso in the prefecture.

No subsequent tsunami was predicted, according to the Japan Meteorological Agency.