| After the ban on kanjin sumo matches was completely lifted in Tokyo in 1742, the system of Shiki Kanjin zumo (seasonal kanjin zumo) was established in which spring matches were held in Tokyo, summer matches in Kyoto, autumn matches in Osaka and winter matches in Tokyo. |
やがて、寛保2年（1742年）に江戸で勧進興行のすべてにわたって解禁され、春は江戸、夏は京、秋は大坂、冬は江戸で「四季勧進相撲」を実施するという体制が確立していく。 |