Onikubo (鬼久保) is a Japanese film director associated with the Will Group umbrella. He is a primary staff director for the OPPAI and Moodyz labels. Professional records identify him as a specialist in narrative-driven drama, particularly focusing on themes of infidelity, family tension, and psychological seduction. He is known for directing high-profile features with actresses such as Anri Okita and Ai Sayama. Career Timeline Active Decades: He has been consistently active for over a decade, with his work appearing in studio catalogs starting in the early-to-mid 2010s. First Directed: His credited work appears around 2010–2012 for the Moodyz and OPPAI labels. One of his early identifiable projects for OPPAI dates to early 2012. Company Affiliation: He joined the Will Group (the parent conglomerate of Moodyz and OPPAI) as a permanent staff director. Unlike independent freelancers, he was hired directly as a production specialist for their narrative and drama-focused titles.