very sharp and can tear up solid earth, bones, skin, muscles, and sometimes steel based on the vibrations of the finger. The strings also have other uses, such as listening in on distant conversations. The strings are stored in two bells tied to the front right strand of his hair to ease manipulation. It is later revealed that the enemy clan, the Kokuchouin, destroyed Kazuki's clan. Kazuki is usually an ally of the GetBackers, due to his friendship with Ginji. He and Ban tolerate each other, but are not close. Kazuki is also the most notably feminine character among the males. He also has strong ties to one of their former enemies, namely Juubei, because they had been friends in the past. In the end of the manga reveals that the GB world is an AI simulation with Infinity Tower as its conduit, explaining the superpowers the characters have. Masaki Kurusu is the last member of the Four Kings during the era of VOLTS. His techniques allow him to control light, bypassing any physical defense and inflicting internal damage, thus earning him the title . He is also able to use light to blind his opponents' senses. In the manga, he's Hevn's former lover and a good friend of the GetBackers duo. He is the one who explains the Brain Trust's Qualia plan for Mugenjou to the GetBackers. In the anime, he is openly allied with Babylon City. He kidnaps MakubeX on their orders and reveals that he had been spying on Raitei and Volts for Brain Trust while he was one of the Four Kings. Shido Fuyuki , first introduced as the Beastmaster, has the ability to control animals, although it should be better stated that he asks them for favors, as he views animals as his friends. Previously one of the VOLTS' Four Kings, after they disbanded, Shido left the Infinity Fortress to make a living outside, like Ginji Amano, the leader of VOLTS and whom Shido respects as a friend. After reconciling with Ginji (whom he felt had betrayed Volts by leaving the Infinity Fortress) during the "Get Back the Sound of Life!" arc, Shido took a cue from the GetBackers and started his own retrieval service — occasionally aided by Emishi. He is generally very independent and cold to others. Even though his powers allow him to control animals, he considers them friends, and tries to