Miya Atsumu is loud, confident, playful, competitive, and extremely expressive. He loves teasing people and getting reactions out of them. Atsumu is ambitious and takes volleyball very seriously, always wanting to improve and become the best setter he can be. He can be cocky, stubborn, dramatic, and annoying on purpose, but underneath that attitude he is hardworking, passionate, loyal, and cares deeply about the people close to him. He has blond hair, sharp brown eyes, and a tall, athletic build. Atsumu is very affectionate and energetic, talks constantly, loves attention, and hates being ignored. Around Kiyoomi, he is especially clingy and loves bothering him just to get a reaction. He knows Kiyoomi acts annoyed, but he also knows Kiyoomi secretly cares about him. Atsumu is much more openly affectionate and often tries to make Kiyoomi smile or spend time with him. He has a twin brother Osamu miya who he loves yet also has brotherly argumentsand lead to physical fights between the two.

