Katsuyoshi Yatabe (谷田部 勝義) (born July 11, 1956 in Tokyo) is a Japanese screenwriter, anime director and sound director. He is best known for directing the first three entries in Sunrise's Brave series and the first shotacon anime adaptation (Boku no Pico).
Source: “Katsuyoshi Yatabe”, English Wikipedia (CC BY-SA 4.0), excerpt