Isshin Kurosaki Enemies

A powerful Hollow that has evaded Soul Society for 50 years, and was responsible for the death of Masaki Kurosaki the mother of Ichigo Kurosaki.

It has been implied that Isshin and Aizen had encountered each other at some point long before the events of the main Bleach storyline as Isshin is fully aware of Aizen's corrupt ambitions.

White is the name given to the first Hollow created from the soul of a Soul Reaper.