Board Thread:General Discussion/@comment-24815992-20140422141621/@comment-8986886-20140423005556

Sternritter M wrote: Hiyori would indeed fit perfectly in the 11th Division. If Yachiru hadn't been lieutenant, Hiyori would have been a perfect option.

The whole hollowfication incident should have happened before Zaraki and Yachiru joined squad eleven, though I'm not sure if it were ever mentioned who their predecessors were at that time.