|Allies||Hisomu Clan, Marked Ninja|
|First appearance||Mark of the Ninja|
Dosan is most likely the oldest member of the Hisomu Clan.
In the campaign, Dosan is captured by the bandits at Tabriz. He is later rescued by the Marked Ninja. After the Marked Ninja recieves his final tattoos, he escapes together with him and Ora after the stalkers finds them. During their escape, he is shot in the abdomen and succumbs to his wound.