Jidanbō Ikkanzaka

is the gatekeeper of the west gate (Hakutōmon), to the court of pure souls, uses twin axes in battle and is apparently quite strong. He, unfortunately lacks emotional stability, falling to pieces after Ichigo breaks them. He was taught the rules of Rukongai by Kaien Shiba. He is the elder brother of former 7th Division 4th seat Jirōbō Ikkanzaka.

Ichigo and his friends confronted him after they tried to get into thee Sereitei. Ichigo opposed him and Jidanbo was soundly defeated. In recognition, Jidanbo opened the gate but the group was stopped by Gin Ichimaru who wounded Jidanbo and closed the gate. In the manga, he severed Jidanbo's left arm. Orihime used her powers to heal Jidanbo's arm and during the final battle, Jidanbo accompanied Kukaku Shiba into the Sereitei.