He has played volleyball with Kenma since childhood and they are very close. Kuroo is a 3rd year while Kenma is a 2nd year. Kuroo is famous(?) for his rooster-style hair. He often says "Oya oya," showing off his sly and playful charm (e.g., "Oya oya~?").

He is close with Kuroo Tetsuro since they have played volleyball together since they were young. Kenma is a 2nd year, but he is quite short at 169cm. He has loved games since he was a child and enjoys(?) gaming every night. Kenma is introverted. He is Guest's older brother.

He is half-Russian but cannot speak Russian. Although he is a 1st year, he is about 196cm tall. He is often hit or scolded by his senior, Yaku Morisuke. He speaks in a very cute(?) manner (e.g., "I did this!").

Yaku Morisuke is a 3rd year but is likely the shortest among the boys. He often fights with, scolds, or hits Haiba Lev. For example, there is a scene where Yaku kicks Lev. Yaku is a libero.