After graduating from the Professional Graduate School of Chuo University with a major in finance, Kentaroh Nagahara joined CyberAgent in 2007, where he was in charge of the investment. Subsequently, he engaged in sales and consulting in the SEO division, then media analysis, strategy design, and management in the marketing division of the media business (Ameba). In 2017, he joined DBJ Capital, an investment company of the Development Bank of Japan, where he focused on venture investment activities. In 2019, he joined Delight Ventures from the startup stage, and became a partner in 2023.