Keiichi Okabe is a Japanese composer and sound designer known for his work in video games. He gained prominence for his contributions to the NieR series, particularly NieR: Automata, where his music received critical acclaim for its emotional depth and unique blend of genres. Okabe is the founder of the music production company MONACA, which collaborates with various artists and developers. His compositions often feature a mix of orchestral and electronic elements, creating immersive soundscapes that enhance the gaming experience.