Jihun specializes in supporting Korean startups expanding globally and foreign startups entering the Korean market. With deep experience in pre-seed and seed-stage acceleration, open innovation, and ecosystem engagement, he has managed programs that have accelerated over 200 startups across Korea, Singapore, Vietnam, and the US. Jihun has facilitated collaborations between startups and big tech companies such as OpenAI, NVIDIA, Microsoft, and Naver Cloud, while also building strong connections with governmental agencies, universities, and global investor networks.

He is also one of the featured mentors of Founder Institute Japan Chapter, Korea Chapter, and Taiwan Chapter.