One of Kyokutei Bakin (Fate)'s dogs in Fate/Grand Order. He appears in her third ascension and she rides it in her Noble Phantasm.
Different from the Eight Dog Warriors, Yatsufusa is a giant black dog with red eyes and a lotus tattoo in its back. Like Fusehime, he is a character from The Eight Dog Chronicles.
Character Design: Endo (Takolegs)
Voice Actor: Kawano Taketoshi