One of Kyokutei Bakin's Eight Dog Warriors in Fate/Grand Order. The Bernese Mountain Dog, and the first of the dogs seen in the Nanmei Yumihari event. He possesses the Gi bead ("duty"), and Bakin's bio states that Sousuke is "a worldly dog who tends to miss out on many things because of his cautious, reserved nature." Okada Izou quickly warms up to Sousuke, jokingly calling him Dustcloth.
