A World Postcard Day card from Tokyo. The writer says she visited Yoyogi Park  代々木公園  the day she sent the card. Yoyogi is located in Shibuya, Tokyo. On Sundays the park is used as a gathering place for Japanese rock music fans, jugglers, comedians, martial arts clubs, cosplayers, and other subculture and hobby groups. In the spring, the cherry blossoms attracts thousands of spectators.  Japans first successful powered aircraft flight in Japan took place where Yoyogi is now. The flight was undertaken by Yoshitoshi Tokugawa  徳川好敏  on December 19, 1910.  Tokugawa was a captain in the Imperial Japanese Army at the time. He went on to become a lieutenant general until 1945. His last posting was with the Imperial Army Aviation School.   After World War II, the site was a housing area for United States Army officers, known as Washington Heights during the Allied occupation of Japan.  The area was used for athlete housing during the 1964 Summer Olym...