iquefied petroleum gas (LPG) tanks burned from March 11-21, 2011. Soil liquefaction in areas of reclaimed land across the northern and western ares of Chiba Prefecture caused damage, primarily to housing. Chiba City, Funabashi, Narashino, and especially Urayasu were greatly affected. Radiation fallout from the Fukushima Daiichi nuclear disaster continues to affect densely populated cities to the northwest of the prefecture. As a result of permanent damage to housing stock due to soil liquefaction and evidence of radioactive materials, the population of Chiba Prefecture fell for the first time since 1920