Ruka is very brash and acts as a tomboy compared to Itosu who has an opposite personality compared to hers. She acts without thinking ahead, going straight into battle against her opponents which easily let Black Lotus to defeat her swiftly. However, she is very polite in the real world as seen during her meeting with Kuroyukihime and she holds high regards for her master and the rules that he set for her and Itosu. Ruka became the child of her master after he moved to Okinawa. After becoming a burst linker, she became a parent for Itosu and the two are inspired to to increase the number of burst linkers in their community. (Source: Accel World Wiki)
Itosu is very polite and acts more level-headed compared to Ruka who has an opposite personality compared to hers. She is also very polite in the real world as seen during her meeting with Kuroyukihime and she holds high regards for her master and the rules that he set for her and Ruka. Itosu became the child of Ruka after she became a burst linker. After becoming a burst linker, she and Ruka are inspired to to increase the number of burst linkers in their community. (Source: Accel World Wiki)
A student at Umesato Junior High School and a member of the Kendo Club. He's a Burst Linker with the ability to "take" any killer move, reinforced exterior or ability from other Burst Linkers. He takes Silver Crow wings. He was doublecrossed by Lime Bell who said she would "join" him and Silver Crow had his wings returned despite her "betrayal". He lost and was uninstalled with no memory of the AW, hence proving Kuroyukihime's theory.