本橋康行 (Motohashi Yasuyuki) better known as 本橋ソイネ (Motohashi Soyne) is a Japanese singer musician. He used to co-run Conneca Record and organize "Tokyo Cyber Punk" series live shows with Miki Kaneko during the late '80s, and currently organizes the live event series called 機械魔術fes. (Kikai-Majyutsu Fest).