Passengers are seen at Nijyo station in Kyoto, western Japan after train services were suspended because of an earthquake, in this photo taken by Kyodo June 18, 2018. Mandatory credit Kyodo/via REUTERS
A police officer stands guard at the site where a girl was killed by fallen wall caused by an earthquake at an elementary school in Takatsuki, Osaka prefecture, western Japan, in this photo taken by Kyodo June 18, 2018. Mandatory credit Kyodo/via REUTERS
Water flows out from cracks in a road damaged by an earthquake in Takatsuki, Osaka prefecture, western Japan, in this photo taken by Kyodo June 18, 2018. Mandatory credit Kyodo/via REUTERS
Children evacuate to a temporary tent set up in the garden of their house in Ibaraki, after an earthquake shook Osaka, western Japan, in this photo taken by Kyodo June 18, 2018. Mandatory credit Kyodo/via REUTERS
A water-filled crack on a road after water pipes were broken due to an earthquake is seen in Takatsuki, Osaka prefecture, western Japan, in this photo taken by Kyodo June 18, 2018. Mandatory credit Kyodo/via REUTERS
Students sit on a playground after they were evacuated from school building after an earthquake at Ikeda elementary school in Ikeda, Osaka prefecture, western Japan, in this photo taken by Kyodo June 18, 2018.
Magnitude 6.1 quake hits Japan
A magnitude 6.1 earthquake shook Osaka, Japan's second-biggest metropolis, early on Monday, killing three people, halting factory lines in an industrial area and bursting water mains, government and company officials said.