Also known as: 北原穣
Supporting character from Umamusume: Cinderella Gray. Oguri Cap (Umamusume)'s Trainer (Umamusume) at the Kasamatsu branch of Tracen Academy, from the Cinderella Gray manga continuity.
Appears as a middle-aged man with short salt and pepper hair in a distinctive hairstyle flared out to the sides. Wears a cap vaguely shaped like a Newsboy Cap.
Nicknamed "Joe". Oguri Cap (Umamusume) usually calls him "Kitahara".