Kikuchi joined a foreign-affiliated comprehensive HR services company in 2021 after completing a university program specializing in languages (English and Spanish). Worked as a career advisor in the IT staffing division before leading new business development initiatives within the same division. Transferred to the Outsourcing Services division in 2024, where the focus was on managing public-sector projects aimed at supporting small and medium-sized enterprises (SMEs). Handled open innovation projects connecting startups with large corporations, supporting clients in identifying strategic themes and executing collaborative Proof of Concept (PoC) initiatives. Joined Sekisui Chemical in 2026 to drive strategic investments and business co-creation aimed at generating next-generation businesses.