Hajime Iwaizumi

Hajime Iwaizumi is a third-year wing spiker and vice-captain of Aoba Johsai in Haikyu!! He is the team's dependable ace and the longtime friend of setter Toru Oikawa.

Hajime Iwaizumi as Aoba Johsai's ace

Serious, grounded, and physically disciplined, Iwaizumi keeps Oikawa's ego and self-destructive training under control. His blunt criticism is an expression of trust rather than contempt.

Power, leadership, and lifelong partnership with Oikawa

Iwaizumi contributes powerful spikes, strong defense, and stable leadership. His partnership with Oikawa is built on years of timing and rivalry, while later career choices in athletic training show his interest in supporting performance beyond his own time as a player.