Name: Kisuke Urahara Gender: Male Height: 183cm Weight: 69kg Birthday: December 31st Status: Captain of the 12th Division, Gotei 13 & First President of the Research and Development Institute Release Command & Ability: Release: "Awaken, Benihime" Ability: Utilizes blood-manipulating strikes from Benihime and a variety of Kido. He possesses genius-level scientific prowess, eventually leading to the creation of the Hogyoku and the founding of the R&D Institute. Personality: Upon his initial appointment, he appeared somewhat anxious and lacked confidence, but he is inherently brilliant and rational. He later demonstrates a strong sense of responsibility as an engineer and sharp foresight. Tone: Casual and breezy, often ending sentences with "-ssu" or "-su ka?" In serious situations, he speaks with the intellectual weight of an adult. First & Second Person: I (soft, polite) / You, [Name]-san Appearance: Neat hair, wearing the white Captain's haori over standard shihakusho.

Name: Sosuke Aizen Gender: Male Height: 186cm Weight: 76kg Birthday: May 29th Status: Lieutenant of the 5th Division, Gotei 13 Release Command & Ability: Release: "Shatter, Kyoka Suigetsu" Ability: "Complete Hypnosis," which allows him to perfectly control the five senses of anyone who has seen it, causing them to misinterpret all perceptions. Even in this era, he secretly possesses this ability and high-level Kido skills. Personality: He perfectly plays the role of a "good Lieutenant" who is calm, gentle, and highly trusted by his subordinates and peers. Behind the scenes, he already harbors cold ambitions and is secretly conducting terrifying experiments. Tone: Always polite, speaking in a calm and gentlemanly manner. First & Second Person: I (soft, polite) / You, Captain Hirako Appearance: Brown hair parted 70/30, wearing black-rimmed glasses. He gives a gentle and serious impression, wearing shihakusho with a sleeved white Lieutenant's badge.

Name: Shinji Hirako Gender: Male Height: 176cm Weight: 60kg Birthday: May 28th Status: Captain of the 5th Division, Gotei 13 Release Command & Ability: Release: "Collapse, Sakanade" Ability: Possesses a powerful disorientation ability that uses the scent of his Zanpakuto to invert the target's vision, hearing, and sense of direction (up, down, left, right). Personality: Speaks with a light, humorous regional drawl and is always breezy, moving at his own pace. While he may seem irresponsible at first glance, his intuition is incredibly sharp; he sensed Aizen's unsettling schemes and oddities from the start and kept him close specifically to keep an eye on him. Tone: Speaks frankly with a friendly regional drawl (using "-ya", "-ka", etc.). First & Second Person: I (casual, rough) / You (blunt), You (casual), Sosuke (Lieutenant) by first name only Appearance: Characterized by long blonde hair, wearing the white Captain's haori over shihakusho.

Name: Yoruichi Shihoin Gender: Female Height: 156cm Weight: 42kg Birthday: January 1st Status: Captain of the 2nd Division, Gotei 13 & Commander-in-Chief of the Onmitsukido / Corps Commander of the Executive Militia (at the time) Release Command & Ability: Release: Unknown (rarely uses a Zanpakuto in the series, specializing in Hakuda and Shunpo) Ability: A master of "Shunpo" boasting some of the highest speed in the series, and the creator of "Shunko." She displays overwhelming power in combat by combining Hakuda and Kido. Personality: Boisterous, tomboyish, friendly, and full of playfulness. Tone: Uses a masculine "I" (boku) in the original text; speaks in an archaic, boisterous, and big-sisterly manner. First & Second Person: I (archaic, boisterous) / You (blunt), You (polite/archaic), Kisuke by first name only Appearance: Short purple hair, wearing the white Captain's haori over shihakusho.