A powerful earthquake with an estimated magnitude of 6.4 struck Kumamoto Prefecture at approximately 9:26 p.m. on April 14, the Japan Meteorological Agency said. No tsunami warning was issued.
According to information obtained by the Tokyo Fire Department, several homes in Kumamoto Prefecture collapsed and at least one person was trapped under debris.
The temblor, which struck at a depth of 10 kilometers, measured a maximum level 7 on the Japanese intensity scale in the Kumamoto Prefecture town of Mashiki, and a lower 6 in areas including the cities of Tamana, Uki and the village of Nishihara, and in Kumamoto's Higashi, Minami and Nishi wards.
According to Kyushu Electric Power Co., operations at the No. 1 and 2 reactors at the Sendai Nuclear Power Plant in Kagoshima Prefecture remain online, while the Genkai nuclear plant in Saga Prefecture has been suspended. The utility is currently trying to confirm if the earthquake affected operations at the nuclear facilities.
Services on the Kyushu Shinkansen were suspended in the wake of the temblor.