Byakuya Kuchiki appears before Rukia. Byakuya first appears on a mission with his lieutenant, Renji Abarai, to capture and return Rukia Kuchiki to Soul Society and kill Ichigo Kurosaki. Rukia Kuchiki is a Soul Reaper, the adopted sister of Byakuya Kuchiki, friend of Ichigo Kurosaki, and the Lieutenant of Squad 13 in the 13 Court Guard Squads. She is currently a soldier in the 3rd Division. She is one Main characters of Tite Kudo's Bleach Manga Approximately 150 years ago, Rukia. Rukia Kuchiki (朽木 ルキア, Kuchiki Rukia) is the current Captain of the 13th Division. She formerly served as lieutenant of the 13th Division under Captain Jūshirō Ukitake. Rukia is the adoptive sister of Byakuya Kuchiki and a friend of Ichigo Kurosaki. Tier: 7-C| At least 7-A, likely . Rukia Kuchiki (朽木 ルキア, Kuchiki Rukia) was the Captain of Division 1, making her the Captain-Commander. Rukia was the adoptive sister of Nikorasu Akimoto and was the Head of the Kuchiki Clan. She was also the president of the Shinigami Women's Association, as well as the previous . Rukia Kuchiki is an unseated Soul Reaper in Squad Thirteen under Captain Jushiro Ukitake, the younger sister of Hisana Kuchiki, the adoptive sister of Byakuya Kuchiki, and as well as a friend of Tsunaku Senju, Naruto Uzumaki, and Ichigo Kurosaki. Rukia and her older sister, Hisana, were brought.