Mysterious large steel cylinder suddenly emerges from the ground in Japan  CTV NewsConstruction pipe suddenly rises 13 meters above ground in Osaka  The Japan TimesGiant underground pipe mysteriously rises over 30 feet, bursting through road in Japan: “I can’t believe this”  CBS NewsGiant pipe rises about 13 meters from road in central Osaka | NHK WORLD-JAPAN News  nhk.or.jpA giant steel pipe’s mysterious overnight growth spurt baffles a Japanese city  AP News