Tokimune HOJO executed Shizhong DU and other four men at Tatsunokuchi Execution Site (near Eno-shima Island) (it is said to have been because the envoys were mostly spies in nature, recording and investigating the conditions of Japan in detail).
北条時宗は鎌倉の龍ノ口刑場（江ノ島付近）で杜世忠以下5名を斬首に処した（これは、使者が日本の国情を詳細に記録・偵察した、間諜（スパイ）としての性質を強く帯びていたためと言われる）。