Was Sandwichman's Date-san's ancestor the one and only Masamune the Dragon?

: Where are the roots of famous people? Such is the theme of the popular NHK program "Family History." Did you know that Date Mikio, from Sandwichman, Japan's most popular comedy duo, has appeared on the show? He is well known on TV as being of lineage related to the extremely prestigious Date clan of Oshu, but the question that comes to mind is, "Is he a descendant of the One-Eyed Dragon (Date Masamune)?" [TOP image] Sandwichman's Tohoku Spirit…