The tomboy heroine of this manga, a first year at Crimson Field. Her favorite thing to do is to play volleyball and even left her family's house because her mother was against her playing. She has had no interest in boys, until she starts developing feelings for Yuushin. Unexpectedly, one night at the training camp, she accidentally tells Kanako that she likes Yuushin just as he and the other volleyball members come out. When Yuushin rejects her, she unexpectedly tells Yuushin that he is a coward and that she doesn't want him to do anything. She is also aware that Keisuke likes her, but does not reciprocate his feelings and tries to maintain her relationship with him as friends. (Source: Wikipedia)
Member of Nobara's volleyball team.
One of the three wolves. His master, who taught him martial arts, was killed, so he is set off for revenge.
Bubbly and absent minded. She hasn't played volleyball before but admires Nobara's determination and decides to join. Very clingy. Member of Nobara's volleyball team.
Member of Nobara's volleyball team.
Ms. Shima's younger brother, Ms. Shima describes Ryou to be a powerful but reckless attacker whose style is similar to Nobara's. Shima sends Nobara to train with Ryou, believing that Ryou is still a member of Central Soukai University's prestigious volleyball team, unaware that he has not attended practices in over a year as a result of a falling out with his team; none of the other players believed someone of his short stature would be able to continue as an attacker. He continues to play beach volleyball with a group of misfit but powerful players in the local area as a team known as the Eagles and proves to be a very perceptive individual. When he is not playing volleyball, he is somewhat of a womanizer. (Source: Wikipedia)
Twin brothers and co-conspirators under Albert Killy, they are scientists pursuing all that can be learned about the Perfect Soldier. They regard Ypsilon as a demigod and were instrumental in his creation. After observing his final battle with Chirico on Sunsa, they continue to work for Killy and wind up in the middle of the mysterious that unfold on planet Quent. As they become more and more captivated by the secrets there, Arron develops slightly more ambition, but until that point, they only prominent difference between them is the color of their clothing; Arron wears brown, Gurran wears green.