1923 Great Kantō earthquake 40,000 who went missing and were presumed dead. According to the Japanese construction company Kajima Kobori Research's conclusive report of September 2004, 105,385 deaths were confirmed in the 1923 quake. The damage from this natural disaster was the greatest sustained by prewar Japan. In 1960, the government declared September 1, the anniversary of the quake, as an annual "Disaster Prevention Day". Because the earthquake struck at lunchtime when many people were cooking meals over fire, many people died as a result of the many large fires that broke out. Some fires developed into firestorms that swept across cities. Many people
Canadian Academy purchased land on Nagamine Heights, the Duke of Gloucester dedicated a boy's dormitory, Gloucester House, named in his honor in May 1929. The Latin Motto of "Scientia Clavis Successus," knowledge is the key to success, was chosen in 1921 as was the school song. The school housed refugees from the Great Kanto Earthquake of 1923. CA remained at the Aotani-cho campus until it closed due to World War Two. The last formal graduation ceremony took place in 1942. The Japanese government seized the school to serve as internment camps for enemy aliens. Only Gloucester House and the principal's house survived