Kenma Kozume is the liaison of the Nekoma School volleyball team, as well as a childhood friend of Tetsuro; continues to play volleyball only because of him. Calm by nature, does everything at his own pace. Despite his modest nature, he is very good at volleyball. He has his own playing technique that compensates for strength, speed and endurance. The foundation, brain and heart of the Necom team. He plays at number 5.