Koji Kajita, a highly accomplished and respected individual within the animation industry, held the prestigious role of president at Gonzo prior to 2007, a position he relinquished at the end of that year. This crucial juncture in his career marked a significant turning point, as he subsequently co-founded David Production alongside Okiura Taito, a seasoned and experienced producer who brought a wealth of knowledge and expertise to the partnership, having previously worked at GDH.