Board Thread:Questions and Answers/@comment-10797017-20130624101208/@comment-11051098-20130705213558

Kyūkyoku KON wrote: If Ichigo's fate was to give up his human existence and Zaraki was dead, he'd slot right in as the captain of squad 11.

Completely agree. Squad 11 captain would be the perfect spot for Ichigo if such a scenario would occur.