Board Thread:General Discussion/@comment-24815992-20140619090507/@comment-5553481-20140620202710

Nozarashi was SEALED until Kenpachi called out it's name. Ichigo has Zangetsu always in released state due to inability to control his reiatsu. Take notice it stayed in released state AFTER he called out Zangetsu's name. A blade CANNOT be released without knowing its name.