His ancestor, MINAMOTO no Toru, was said to be the real-life model of Hikaru GENJI, the main character of the "Tale of Genji", and Tsuna was also well-known for his good looks.
先祖の源融は『源氏物語』の主人公の光源氏の実在モデルとされたが、綱も美男子として有名。