Aired on YTV: December 22nd, 2006.
We learn that zanpakotou's have names.
The shinigami robe is called a shihakusho.
Well in the English verison, this would be the first time we learn that the Soul Society has Captains and Vice Captians. In the Japanese verison we would have known that from Shinigami Cup.
Ginpaku Kazahana no Uzuginu was the name of the Scarf that Byakuya had on.
First time we see a released zanpaotou.
Uryu is defeated by Renji.
Aired on TV Tokyo: January 25th, 2005.
Japanese Episode Title: Abarai Renji, misan! 「阿散井恋次、見参！」.