Katou Hiroshi was born February 11, 1965 in Nara Prefecture, Japan. He is an art director and supervisor, who was a long time member of Bihou until 2007 when he went to head the background art department in Totonyan. He belongs to the anime production group Neko-Nanban-Tei together with director Watanabe Takashi and his wife Miyata Naomi.