User blog comment:AlyZoldyck/Rumors about Hunter x Hunter manga has already end./@comment-24703695-20140318193227/@comment-4566447-20160115111402

Mangakas, especially really popular ones who sell big time, are usually given contract that legally bind them to finish a series.

I still remember Aoike Yasuko's 7 year hiatus on Eoica. She'd been working on that series since the butt end if the 70s.