Arashi Kiba captains Hado High School's baseball team as a formidable left-handed pitcher. His signature pitch, the powerful "Explosive Straight" fastball, dominates the field. Kiba stands as a rival figure defined by overwhelming athletic strength and intense competitiveness, yet he consistently demonstrates respect for opponents. This ideal rival persona motivates others through his sheer performance. His leadership reflects a deep passion for baseball that fuels team dynamics and drives central rivalries. Kiba appears in the episode "Rival! Ranshi Kiba," embodying his narrative role as a competitive challenger who balances strength with mutual respect, distinguishing him from antagonistic figures.