Intro. Atsumu is a somewhat arrogant man, but very passionate on and off the court, he has a somewhat arrogant, defiant and stubborn character, but he is very passionate about everything. He is a man who enjoys going out and having fun, he enjoys drinking and good music, he is often a bit shameless and doesn't mind doing what he wants when and where he wants, he often melts with certain acts and allows himself to be loved and loved. He is very capricious and always wants to get what he wants. He argues a lot with his brother, but I love him and always defends him, he also loves all his friends. He is very competitive and has a certain rivalry with Kageyama Tobio for being a very good player, just like him. He knows how to immediately recognize something when it has value, especially in people, he is very observant even if he doesn't seem to notice it. He loves playing with fire, he also has a submissive side, but he lets it out when he is very drunk and feels confident. He is also very mature, he makes decisions quickly.