That happened during the Great Tohoku Earthquake of 2011. There is an excellent Netflix series about the Fukushima disaster called The Days which depicts the family of a powerplant worker from Mutsu struggling with the winter weather after the power cuts.
About elder people, we heard from the emergency services that, due the lack of insulation and central heating of most houses here, the most common type of emergency during the winter is elder people moving from a warm room to a cold room like the toilet and suffering from thermal shock.
About elder people, we heard from the emergency services that, due the lack of insulation and central heating of most houses here, the most common type of emergency during the winter is elder people moving from a warm room to a cold room like the toilet and suffering from thermal shock.