Great Hanshin earthquake were from Kobe. Among major cities, Kobe, with its population of 1.5 million, was the closest to the epicenter and hit by the strongest tremors. This was Japan's worst earthquake in the 20th century after the Great Kantō earthquake in 1923, which claimed more than 105,000 lives. Most of the largest earthquakes in Japan are caused by subduction of the Philippine Sea Plate or Pacific Plate, with mechanisms that involve either energy released within the subducting plate or the accumulation and sudden release of stress in the overlying plate. Earthquakes of these types are especially frequent in the coastal regions
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