Magnitude 6.1 quake in Japan's Osaka area kills three, stops factories TOKYO (Reuters) - 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. 6.1 earthquake japan | 6.1 earthquake in japan 6.1 earthquake japan | 6.1 earthquake in japan 6.1 earthquake japan | 6.1 earthquake in japan "6.1 earthquake japan | 6.1 earthquake in japan"