1921 (Taisho 10) Saturday, September 17 Baseball interchange between Washington University and Waseda University. Tens of thousands of fans gather at the Totsuka baseball stadium of Waseda University. During the ceremonial first pitch, an airplane operated by Kotaro Oguri dropped six large rubber balls with the flags of Japan and the United States from the sky toward the center of the ground. The audience was very excited by the first production in Japan. Waseda won the game 1-0.