Hōshōryū Tomokatsu (豊昇龍 智勝, born May 22, 1999 as Byambasuren Sugarragchaa (Mongolian: Сугаррагчаагийн Бямбасүрэн)) is a professional sumo wrestler from Mongolia and wrestles for Tatsunami stable. He is known for his throwing skills, even when measured among Mongolian sumo wrestlers, who tend to use throws more than average reflecting the skills used in Bökh. He is the nephew of former yokozuna Asashōryū. His highest rank has been sekiwake.