*The number of ships sent by [[Tsushima]] annually to Korea is increased from the previously standard twenty-five to fifty by the [[Kakitsu Treaty]]<!--嘉吉条約--> (K: ''Gyehae'' Treaty). | *The number of ships sent by [[Tsushima]] annually to Korea is increased from the previously standard twenty-five to fifty by the [[Kakitsu Treaty]]<!--嘉吉条約--> (K: ''Gyehae'' Treaty). |