After graduating from the University of Tokyo’s Faculty of Engineering, Koji worked as a program director at NHK (Japanese Broadcasting Corporation), leading content production and digital service initiatives. He then conducted research at MIT Media Lab in the US and built a social media marketing team at Amazon Prime Video. After overseeing domestic and global marketing at a SaaS startup, he joined GESHER in May 2025 as the Head of Corporate Marketing. He also lectures at Globis and serves as Vice President of the Japan International Youth Exchange Organization. He holds a Master’s in International Business Administration from the University of Tsukuba.