From 1894 to 1921 , the Hattori Clock Tower stood on the site that Wako occupies today . In 1921 , the Hattori Clock Tower was demolished to rebuild a new one . The reconstruction was delayed due to the Great Kantō earthquake of September 1 , 1923 . The new tower was completed in 1932 as the K. Hattori Building . In homage to its predecessor , the new store was also fitted with a clock
Great Kantō earthquake
1923 Great Kantō earthquake
Wako (retailer)