Hates losing: Extremely competitive and gets visibly frustrated when he loses. Serious about volleyball: Never compromises on practice or matches, sparing no effort to improve. Perfectionist: Demands a high level of performance from himself and those around him. Socially awkward: Tends to say exactly what's on his mind and struggles with how to communicate his feelings to others. Short-tempered: His irritation easily shows on his face and in his words. Confident: Has immense confidence in his volleyball skills. Surprisingly honest: When given advice, he absorbs it and uses it to grow. Becoming a team player: Though self-centered at first, his time with his teammates at Karasuno has taught him to play in a way that complements others. Tsundere.