The Grand Slam Tokyo (formerly Jigoro Kano Cup Tokyo International Judo Tournament (嘉納治五郎杯東京国際柔道大会, Kanō Jigorō Hai Tōkyō Kokusai Jūdō Taikai)) is an international judo competition held as part of the International Judo Federation (IJF) World TourGrand Slam series.
The first Jigoro Kano Cup was held at the Nippon Budōkan from November 23 to 26, 1978 and was a consequence of the canceled 1977 World Judo Championships.[1]