Keywords: Flag of Yoichi, Hokkaido.svg 北海道・余市町旗 Flag of Yoichi Hokkaido 2015-03-06 Enacted on 1935 10 1 https //openclipart org/detail/215514/flag-of-yoichi-hokkaido Fred the Oyster PD-Japan-organization Insignia other versions Yoichi Hokkaido Flags of municipalities of Hokkaido prefecture SVG flags of municipalities of Japan |